Top 10 Best Jumpsmart - 10-in-1 Portable Vehicle Jump Starter
of November 2024
1
Best Choice
BooKoo
BooKoo
BOOKOO Portable Car Jump Starter with Air Compressor, 3000A 150PSI Jumpe Starter Battery Pack, 12V Car Battery Booster Jump Box with USB 3.0 Display Screen LED Light and 4 Pumping Modes
10
Exceptional
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2
Best Value
BooKoo
BooKoo
Jump Starter 12V 2000A for Car/Boat/Lawnmower(8.0L Gas/6.5L Diesel Engine) Portable Booster Battery Pack with Jump Cables/Wall Charger/USB Cable
9.9
Exceptional
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3
AstroAI
AstroAI
AstroAI S8 Ultra Jump Starter Battery Pack, 4000A Battery Jump Starter with Wall Charger for Up to 10.0L Gas & 8.0L Diesel Engines, 12V Portable Jump Box with 3 Modes Flashlight and Jumper Cable
9.8
Exceptional
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4
Limitless Innovations
Limitless Innovations
JumpSmart 10-in-1 Portable Car Jump Starter Powerful 29600 mWh Lithium Battery 800A Peak 12V (Up to 8-Cylinder, 7.0-Liter Gas), 4-Mode 330 Lumen LED Flashlight & Power Bank with 2 USB Charging Ports
9.7
Exceptional
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5
NOCO
NOCO
NOCO Boost Plus GB40 1000 Amp 12-Volt UltraSafe Lithium Jump Starter Box, Car Battery Booster Pack, Portable Power Bank Charger, and Jumper Cables For Up To 6-Liter Gasoline and 3-Liter Diesel Engines
9.6
Exceptional
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6
CarAIDE
CarAIDE
CarAIDE Super Safe Jump Starter(12V 1000A, up to 6.0L Gas, 4.0L Diesel Engine), Car Battery Booster, 18 in 1 Emergency Escape Multi-Tools, Window Breaker, Seat Belt Cutter, Alarm, SOS Flash
9.5
Excellent
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7
AVAPOW
AVAPOW
AVAPOW Car Battery Jump Starter Portable,3000A Peak 23800mAh,12V Jump Boxes for Vehicles(Up to 8L Gas/8L Diesel Engine),Auto Battery Booster Jumper Pack with USB QC3.0/LED Light
9.4
Excellent
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8
AVAPOW
AVAPOW
AVAPOW 6000A Car Battery Jump Starter(for All Gas or Upto 12L Diesel) Powerful Car Jump Starter with Dual USB Quick Charge and DC Output,12V Jump Pack with Built-in LED Bright Light
9.3
Excellent
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9
AVAPOW
AVAPOW
AVAPOW Jump Starter 2000A Peak 18000mAh Portable Battery Jump Starter for Car with Dual USB Quick Charge 3.0(Up to 8.0L Gas or 6.5L Diesel),12V Jump Box,Compact Lithium Car Power Pack
9.2
Excellent
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10
Limitless Innovations
Limitless Innovations
JumpSmart Portable Car Jump Starter Powerful 37000 mWh Lithium Battery 400A Peak 12V (Up to 8-Cylinder, 5.0-Liter), 4-Mode 330 Lumen LED Flashlight & Power Bank with 2.4A Charging Port (Black)
9.1
Excellent
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11
NOCO
NOCO
NOCO Boost X GBX45 1250A 12V UltraSafe Portable Lithium Jump Starter, Car Battery Booster Pack, USB-C Powerbank Charger, And Jumper Cables For Up To 6.5-Liter Gas And 4.0-Liter Diesel Engines
9.0
Excellent
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12
BRPOM
BRPOM
BRPOM Car Jump Starter, 3000A Peak 23800mAh (Up to 10.0L Gas or 8.0L Diesel Engine, 50 Times) 12V Auto Booster Battery Charger Jump Box with Quick Charger Smart Jump Cables
8.9
Very Good
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13
Clore Automotive
Clore Automotive
Clore Automotive Jump-N-Carry JNC660 1700 Peak Amp 12 Volt Jump Starter , Blue
8.8
Very Good
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About Jumpsmart - 10-in-1 Portable Vehicle Jump Starter
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BOOKOO Portable Car Jump Starter with Air Compressor, 3000A 150PSI Jumpe Starter Battery Pack, 12V Car Battery Booster Jump Box with USB 3.0 Display Screen LED Light and 4 Pumping Modes
Powerful 3000A Jump StarterJump Starter with Air Compressor instantly jumpstart a battery with 3500A cranking power,could start all 12V vehicles up 9L gas and 8L diesel engine up to 40 times on a single charge. It's universal compatible with cars, trucks, motorcycles, lawnmowers, SUV, snowmobiles, boats etc.. 2 Mins InflationEquipped with an 150psi digital air compressor that can inflate a typical car tire to 20 PSI in just 2 minutes, 2 time faster than others. Additionally,features real-time tire pressure detection and an auto shut-off function when the set PSI is reached. The set also includes an extension air hose and 3 different nozzles, allowing to inflate cars, bikes, balls, mattresses, pool floats, etc.. Multi Function Jumper StarterNot just a powerful jump starter and tire inflator, but also a compact power bank battery pack.Moreover,features a 400-lumen LED light with 3 lighting modes normal, strobe, sos.Meantime it supports 18W Type c fast charging, just 10 minutes to charge to fully inflate a tire.. Upgraded Thermal DesignThe battery booster pack features an upgraded thermal design that ensures cool operation. This advanced design prevents overheating, ensuring optimal performance and durability over the long term, even in extreme weather-4 to 140.. Quality AssuranceOffering 2 years quality assurance, Package includes 1 x jump starter with air compressor, 1 x smart jumper cable, 1 x USB-C cable, 1 x storage case, 1 x pump tube, 3 x air nozzle, 1 x user manual.NotePlease do not use the air pump function continuously. When the tire battery compressor is hot,please cool down for a few minutes before continuing to inflate the tire..
Jump Starter 12V 2000A for Car/Boat/Lawnmower(8.0L Gas/6.5L Diesel Engine) Portable Booster Battery Pack with Jump Cables/Wall Charger/USB Cable
A9 Jump Start- The 74WH portable lithium car battery s pack can safely jump start a low battery in seconds with this compact powerful 2000A car starters, and rated for gasoline engines up to 8.0L and diesel engines up to 6.5L. Can work at -4F149F for truck, car, garden tractor, Generator, lawn tractor, farm tractor, riding mower, motorcycles, boat, snowmobiling, ATVs, boats, RV, van, SUV, watercraft, yacht. Quickly recharges.. Jump Cables with Battery Pack - Safe and easy to use portable 2000 amp jump starters without the worry of incorrect connections or sparks. The Smart Heavy-Duty Jumpers Clamp Cable are constructed with all-metal clamps to prevent breakage caused by long-term use. And the portable battery jumper starters has 8 protections, including overcurrent protection, overload protection, overvoltage protection and overcharge protection, Totally safe for anyone to use with any 12V automotive car battery.. Booster Pack Jump Starter - More than a car battery jumper pack portable, our portable car jump starters battery pack designed with 2 USB outputs 5V2.1Aand 5V3A 9V2A 12V1.5A, the quick charge 3.0 USB port can fully charge your tablet, smartphone, GPS, camera, camcorders, Bluetooth headphones and other mobile devices at the fastest up to 75 faster than a standard chargers. And can power your other car accessories by using a 12V-16V6A DC port. like tire inflators, inverters and more.. LED Flashlight - Not just a power booster s, it has 3 LED lights modes Flash Light, Strobe Light, and SOS Light. This multi-purpose flashlight comes in handy in case of picnic, travel, emergency and outdoor adventures.. In The Box - Portable Lithium Car Battery Jump Starters Pack, Heavy-Duty Portable Car Jumper Cables Kit for Car, USB Wall Charger Adapter, Micro USB A to USB C Cable, Hard carrying case, Cigarette Lighter Adapter, User Guide for Portable Battery Jumper Starters, 1-Year Warranty. Portable Jump Starter for Car - The BOOKOO A9 power jumper starters portable has more longer battery life than general motorcycle booster packs. It uses IP66 high level class waterproof protection, sturdy dustproof and shockproof so that it can be used in rainy or snowy days even more harsh weather.. All-Round And Resistant Protection - With a hard carrying case which made of high quality EVA, protecting the BOOKOO A9 battery booster s pack with a light-weight, crush-resistant, anti-shock case. High quality zipper design convenience can easily open and close it. Portable Powerful Auto Battery Jump Starters 2000A - Safely and quickly jump start your dead battery in seconds with this portable but powerful battery s.. Start Anywhere at Anytime - BOOKOO is on a mission to bring powerful, portable, innovative battery technology to anyone, anywhere. With enough power to jump start any engine, its ultra lightweight so you can grab-and-go. Its intelligently designed so you can jumpstart any 12V vehicle quickly and safely. Start anywhere at anytime.. Type-C Charging - Equipped with type-C cable, this device provides 2 charge modes with high charging speed to make it truly easy to use. It can be recharged with type-C cable and 5V universal adapter adapter is included, and phone chargers adapter is suitable too. Or you can directly plug the type-C cable into USB charging ports. It solved the problem that other s equipped with wall chargers just can be recharged via socket..
AstroAI S8 Ultra Jump Starter Battery Pack, 4000A Battery Jump Starter with Wall Charger for Up to 10.0L Gas & 8.0L Diesel Engines, 12V Portable Jump Box with 3 Modes Flashlight and Jumper Cable
POWERFUL JUMP STARTING The S8 Ultra Jump Starter features a powerful 4000 A current and a 24000 mAh battery capacity, along with a 45 C discharge rate. It can boost up to 10 L gas and 8 L diesel engines, even when fully drained.. EASY TO USE This jump starter includes smart jumper cables with intuitive indicators, providing a safe and seamless user experience. The jump starter automatically analyzes the batterys voltage to deliver the appropriate boost. For batteries at 9-12 V, it will automatically jumpstart them after the jumper cable is connected. When the batteries are below 9 V, the S8 will prompt you to press the Boost Button, quickly jump starting fully-drained batteries.. FULL PROTECTION The S8 Ultra Jump Starter provides 10 comprehensive safeties, including reverse polarity, overcurrent, reverse connection, overvoltage, overcharge, overdischarge, overload, short circuit, lowhigh-temperature protection, and spark-resistance. It is also waterproof IP 65, dust-proof, and drop-proof.. WIDE COMPATIBILITY Equipped with multiple ports 5 V9 V12 V output USB-A port, 5 V2.4 A output USB-A port, Type-C inout port, 15 V DC port, this jump starter is a versatile power bank that charges various electronic devices and powers DC car accessories. Power anything from car vacuum cleaners to cellphones with the S8 Ultra Jump Starter.. CAREFULLY-CRAFTED DESIGNS The S8 Jump Starter was carefully designed to make jump starting vehicles an efficient and safe process. The smart battery indicators ensure ease of use while its high-quality internals ensure powerful performance. It also includes an integrated flashlight that makes nighttime operation easy with its 3 light modes..
JumpSmart 10-in-1 Portable Car Jump Starter Powerful 29600 mWh Lithium Battery 800A Peak 12V (Up to 8-Cylinder, 7.0-Liter Gas), 4-Mode 330 Lumen LED Flashlight & Power Bank with 2 USB Charging Ports
POWERFUL JUMP STARTER - This powerful 8000mAh high-grade Lithium-Polymer battery is more powerful than ever before with DC 12V 200A start 800A peak. HIGH POWERED FLASHLIGHT - Lightweight 8W, 330 Lumen LED Flashlight has 4-Modes High Beam, Low Beam, S.O.S. Strobe. Emergency red flashing feature. 495ft reach is the perfect tool for daily use, traveling, outdoor activities, and in emergency situations.. PORTABLE POWER BANK - Dual USB ports provide optional charge, up to 2.4 amps per port, for fast charging for USB-chargeable devices Perfect for virtually any USB-chargeable device, including mobile phones, tablets, gaming device, and more.. EMERGENCY VERSATILE MULTI-TOOL - Additionally, JumpSmart includes a compass, thermometer, reflector strip, and emergency audible alarm that is perfect for hiking, camping, and off-roading. These added abilities complete the ultimate emergency preparedness tool that everyone in the family needs.
NOCO Boost Plus GB40 1000 Amp 12-Volt UltraSafe Lithium Jump Starter Box, Car Battery Booster Pack, Portable Power Bank Charger, and Jumper Cables For Up To 6-Liter Gasoline and 3-Liter Diesel Engines
Start Dead Batteries - Safely jump start a dead battery in seconds with this compact, yet powerful, 1000-amp portable lithium car battery jump starter pack - up to 20 jump starts on a single charge - and rated for gasoline engines up to 6 liters and diesel engines up to 3 liters.. UltraSafe - Safe and easy to use car battery jump starter pack without the worry of incorrect connections or sparks. Safely connect to any 12-volt automotive car battery with our mistake-proof design featuring spark-proof technology and reverse polarity protection.. Multi-Function - It's a car jump starter, portable power bank, and LED flashlight. Recharge smartphones, tablets, and other USB devices. It's easily rechargeable from any powered USB port in 3 hours at 2.1-amps. Plus, an integrated 100-lumen LED flashlight with seven light modes, including emergency strobe and SOS.. Advanced Design - Our most advanced portable car battery jump starter ever. Featuring high-discharge lithium technology for safe operation in any climate. A rugged and water-resistant enclosure rated at IP65. A rubberized over-molded casing to prevent scratching or marring of surfaces. And an ultra-compact and lightweight design weighing just 2.4 pounds.. In The Box - GB40 UltraSafe Portable Lithium Car Battery Jump Starter Pack, Heavy-Duty Battery Clamps, 12-Volt Car Charger, Micro USB Charging Cable, Microfiber Storage Bag, User Guide, 1-Year Warranty, and Designed in the USA..
CarAIDE Super Safe Jump Starter(12V 1000A, up to 6.0L Gas, 4.0L Diesel Engine), Car Battery Booster, 18 in 1 Emergency Escape Multi-Tools, Window Breaker, Seat Belt Cutter, Alarm, SOS Flash
POWERFUL JUMP STARTER 12V 1000A Peak Current is strong enough to jump start vehicles with up to 6.0L Gas, 4.0L Diesel Engine. Works with cars, motorbikes, ATVs, UTVs, mower, yacht and snowmobiles, etc.. SUPER SAFETY Passed strict safety test, overload protection, spark-proof design and reverse connection protection allow you to use your equipment with confidence without worrying about safety accidents. Intelligent temperature protection allows your device to work in extreme temperature -4140-20 to 60. Waterproof and shockproof design allows your device to stay on standby for a long time in harsh environments. Rugged housing made of aluminum alloy, you can even use it as a hammer.. COMPACT ESCAPE TOOLS Not only a jump starter, but it can also save your life on an emergency It includes all functions of Window Breaker, Seat Belt Cutter, Emergency Alarm, SOS Flash, Compass, Thermometer, Hook, Emergency Rope.. ERGONOMIC DESIGN AND SAFETY PROTECTION Ergonomic Handheld, Water Resistant, Dirt Resistant, Shock Resistant, Slip Resistant, Kids Lock.. KICKSTARTER STAR PRODUCT Born in Philadelphia, 100k raised in Kickstarter Crowdfunding We provide three year warranty service.
AVAPOW Car Battery Jump Starter Portable,3000A Peak 23800mAh,12V Jump Boxes for Vehicles(Up to 8L Gas/8L Diesel Engine),Auto Battery Booster Jumper Pack with USB QC3.0/LED Light
Strong Power Booster Battery Jump Starter Pack With 3000A peak current, AVAPOW A28 can jump start 12V cars, SUVs, trucks or vansup to 8L gas and diesel engines even in extreme temperature-1060, up to 30 times on a full charge.. Upgrade 3.0 Technology With the same lithium battery capacity, new quick discharge start power jump starter has 3-4 times enhanced current compare to the old 2nd generation, and reduce the startup temperature increase and start car safely.. Safely Smart Jumper Cables Has short-circuited protection, over-current protection, overload protection, over-voltage protection,etc. The specially designed indicator notifies you of incorrect use with an audible buzz and flashing lights. Even wrong operation will not sparks.. QC3.0 LED Emergency Light Portable jumper starter with dual USB outport chargingup 75 faster than a standard charger, and you can charge two devices at the same time Has 3 modes LightFlashlight,Strobe and SOS And can power your other car accessories by using a 12V10A DC port.Is great for camping, outdoors, indoors, emergencies, travel,etc.. Whats Include AVAPOW 3000A 23800mAh jump starter x1, starter cable x1, cigarette lighter converter x1, jump starter carry case x1, Type-C x1, User Manual x1. Please feel free to contact us for help. Note AC adapter is not included.
AVAPOW 6000A Car Battery Jump Starter(for All Gas or Upto 12L Diesel) Powerful Car Jump Starter with Dual USB Quick Charge and DC Output,12V Jump Pack with Built-in LED Bright Light
Powerful Battery Starter - This AVAPOW A68 car jump starter provide up to 6000A peak current and high capacity.It can safely start all Gas engines and diesel engines.Suitable for all 12-Volt car, truck, motorcycle, boat, RV or tractor ATVs, UTVs, lawnmowers, snowmobiles, etcmeanwhile it's ultra lightweight and portable.. Smart Safty Protection - The battery jump starter works with intelligent jumper clamp which provides 8 safty protections to ensure it's safe to use.Also the jumper clamps indicator light will notify you the common incorrect operating.. Portable Car Power Pack - This car jumper is also a car power pack that equiped 2 usb output ports including one quicking charging5V3A 9V2A 12V1.5A, it can save your 50 time when you charge your cellphones, tablets, Kindles or digital cameras.. Ultra-Bright Led Light - The car battery charger jump starter is equipped with 3 modes of LED lightLighting Flash SOSand easily convert lighting modes by switching the power button.Ultra bright light can help you start your car more conveniently at night, strobe and sos mode can act as a lifeguard in emergency situations.. What's In The Jump Starter Battery Pack - 1 AVAPOW A68 car jump starter,1 smart jumper cables,1 storage case,1 USB Type-C Charging Cable,1 cigarette lighter socket adapter,1 User manual and professional 24-hour online after-sales team for your any issue.PSAC adapter is not included in package.
AVAPOW Jump Starter 2000A Peak 18000mAh Portable Battery Jump Starter for Car with Dual USB Quick Charge 3.0(Up to 8.0L Gas or 6.5L Diesel),12V Jump Box,Compact Lithium Car Power Pack
PORTABLE POWERFUL BATTERY STARTER - With 2000A peak current,this AVAPOW A18 car jump starter can start up to 8L gasoline engines or 6.5L diesel engines in seconds- up to 40 jump starts on a single full charge.Suitable for all car, truck, motorcycle, boat, RV or tractor ATVs, UTVs, lawnmowers, snowmobiles, etcmeanwhile this jump pack is ultra lightweight and portable.. INTELLIGENT SAFETY PROTECTION - The portable jump box for vehicles works with intelligent jumper clamp which provides 8 safety protections to ensure it's safe to use,including Reverse Polarity Protection,Short Circuit Protection,High-Temperature Protection,Low-Temperature Protection,High-Voltage Protection,Low-Voltage Protection,Timeout Protection and etc... DUAL USB QUICK CHARGE - This jump starter battery pack is also a portable car power pack with 18000mAh high capacity.This car battery charger jump starter is equipped 2 usb output ports including one quicking charging5V3A 9V2A 12V1.5A. It can save your 50 time when you charge your cellphones, tablets, Kindles or digital cameras.. MULTIFUNCTIONAL LED LIGHT - The car battery jump starter is equipped with 3 modes of LED lightLighting Flash SOSand easily convert lighting modes by switching the power button.Ultra bright light can help you start the car more conveniently at night, strobe and sos mode can act as a lifeguard in emergency situations.. PACKAGE CONTENT - 1 X AVAPOW A18 portable car Jumper,1 X smart jumper cables,1 X USB Type-C Charging Cable,1 X High-value EVA Protection Case,1 X User manual in 5 languages,and professional 24-hour online after-sales team for your any issue..
JumpSmart Portable Car Jump Starter Powerful 37000 mWh Lithium Battery 400A Peak 12V (Up to 8-Cylinder, 5.0-Liter), 4-Mode 330 Lumen LED Flashlight & Power Bank with 2.4A Charging Port (Black)
JUMP STARTER - The JumpSmart can jump start up to an 8-cylinder, 5.0-liter engine with ease up to 2.0L Diesel. Its powerful 37000 mWh high-grade Lithium-Polymer battery is compatible to jump start with most cars, trucks, SUVs, boats, motorcycles, lawn mowers, ATVs, and more Re-charge up to 1000 times.. FLASHLIGHT - Beyond its jump start features, this 8W, 330 Lumen LED Flashlight has 4-Modes High Beam, Low Beam, SOS Strobe, and a 495ft reach is the perfect tool for daily use, traveling, outdoor activities, and in emergency situations.. POWER BANK - Use the patented SmartSpeed Technology to charge 1 USB device fast at 2.4 amps when you run out of power Power up virtually any device, such as mobile phones, tablets, cameras, navigations units, and more.. ERGONOMICAL DESIGN - Aside from the other plastic and rubber jump starters on the market, this durable, anodized, and CNC-machined aluminum extruded casing with knurled casing can withstand collision that comes with everyday use.. AWARD-WINNING - The JumpSmart has been a recipient of multiple awards, including Editor's Choice, Best of CES by Inno Tech Today, VIP Award by TWICE, Top 50 Most Innovative Products by Inno Tech Today, and Best in Technology Product Showcase Winner by ASI..
NOCO Boost X GBX45 1250A 12V UltraSafe Portable Lithium Jump Starter, Car Battery Booster Pack, USB-C Powerbank Charger, And Jumper Cables For Up To 6.5-Liter Gas And 4.0-Liter Diesel Engines
X for Extreme - An all-new design with extreme jump starting power for powerful engines starts. Rated at 1250-amps, this portable lithium car battery jump starter releases maximum energy at every start. This isn't an upgrade. It's a whole new series - the Extreme Series.. Turbo Chargeable - Boost X is equipped with USB-C technology that, combined with power delivery, gives you lightning-fast recharges. Completely recharges in just 48-minutes, or go from 0 to jump starting in just 5-minutes of charge.. Charge Everything - With USB-C Power Delivery, you have the power to charge almost everything. Its internal power bank provides 60-watts of power - both in and out - to effortlessly power your favorite USB-C devices, like phones, tablets, laptops, wearables, and more.. UltraSafe 2.0 - We took our UltraSafe technology and made it better. It's still our simple, mistake-free design featuring spark-proof technology and reverse polarity protection, but with enhanced thermal efficiency and power management to provide better performance and longer battery life.. Maximum Versatility - Boost X is one of the most versatile lithium jump starters ever. Jump start all vehicle types, including cars, motorcycles, trucks, ATVs, boats, RVs, vans, SUVs, tractors, and more for up to 6.5-liter gasoline and 4.0-liter diesel engines.. Here's What You Get With Boost X - GBX45 UltraSafe Portable Lithium Car Battery Booster Jump Starter Pack and Power Bank with 60W USB-C Power Delivery, Heavy-Duty Jumper Cable Clamps, USB-C Charging Cable, Microfiber Storage Bag, 1-Year Warranty, and Designed in the USA..
BRPOM Car Jump Starter, 3000A Peak 23800mAh (Up to 10.0L Gas or 8.0L Diesel Engine, 50 Times) 12V Auto Booster Battery Charger Jump Box with Quick Charger Smart Jump Cables
3000A Powerful Jump Starter Jump start your vehicle up to 10.0L petrol or 8.0L diesel engine with 3000 amps of peak current and heavy duty clamps in seconds even at -2060. Powerful, portable and suitable for on the go.. 12 Months Standby Up to Start your 12V cars 50 times on a full charge.Extreme low self-discharge, free your worry about losing charge during the storage. Always get ready to start.. Heavy-Duty Clamp Cables Updated car jump starters with extended length to reach varied battery terminals, bolder cable for better conductivity, larger opening range for ease of use, built-in 8 protections and visible alarms to automatically detect connection, will free all your worries about incorrect operation and sparks.. Power Bank 23800mAh battery booster has 2 QC3.0 USB outports compatible with almost all devices for optimum and fast charge Type C fast recharging within 4 hours.. More than a Jump Box The battery starter utilizes bright LED flashlight with 4 modes lightingflashSOSWarning under different circumstances. A car jumper comes in handy, will help you find ways in an emergency or on an adventure trip..
Clore Automotive Jump-N-Carry JNC660 1700 Peak Amp 12 Volt Jump Starter , Blue
1,700 Peak Amps 425 Cranking Amps. 22Ah Clore PROFORMER Battery. 46 Heavy-Duty 2 AWG Cables. Voltmeter provides charge status of onboard battery.The ideal storage environment is room temperature, or 68F. DC outlet to power 12 volt accessories DC input to recharge internal battery. Built-in Automatic Charger.