Top 10 Best Koolertron

H.265H.264, 4K video display via mainstream. 19201200 resolution.NoteThe product box and manual are generic and include all functions.The actual function of this product is subject to the description.. RJ45 cable TDR test, cable quality test. Rapid, auto view video, and create testing report.. Dual window test, IP Analog camera test. TesterPlay, tester, android version mobile phone and PC display at the same time.. HDMI output, 1080p. Quick officeexcel ,word ,PPT format doc. UTP cable tester.. Customers self update software. Built in WIFI, create WIFI hotspot. IP discovery , shortcut button, drop-down menu. DC12V 2A, DC48V PoE power output..

Be ready for whatever weather comes your way in the Western Chief Printed Tall Rain Boot.. Decorative side buckle.. Medial elastic gore.. Polyestercotton lining.. Pull tabs on back for easy on and off..

All 23 Keys ProgrammableAll keys can be programmable. The custom programmable key functions include regular 104 buttons, 8 web navigation buttons, 8 multimedia shortcuts, keyboard locks, Windows locks, etc. Each button can be set to any of these buttons.. All Macro KeysThere are 24 macro function buttons, 12 of which are advanced macros, 12 are quick macros. Macro functions can be used in series and can support up to 792 key commands, which can meet various complex usage scenarios, Such as officewps and other office software shortcuts, CADAePrPs shortcuts, various user accounts and passwords, game quick tricks, basic code for programmers. For example, setting a button triggers ctrla 0.5s ctrlc 0.5s ctrlv etc a series of operations. 4-Layer Custom Configurations Built-in MCU, after keyboard keys be set up, it can be stored in keyboard's MCU, and no need reset the keyboard even replace the computer. Can save 4-layer of configurations to handle multiple usage scenarios. Perfect not only for gamers but also for so many other types of users including designers and video editors. Portable Mini KeypadPortable Mini keypad5x 3.5 x 1.2 ultra-small size, effectively saves desktop space. Detachable USB cable. You can connect the keypad plug and play and a 104-key keyboard with the same computer at the same time, they will not interfere with each other.. Blue LED BacklightThe backlight brightness can be adjustedturned off. Very clear and bright buttons, you can enjoy yourself in the dark night without the lamp.

SHORT DESIGN Bring a splash of color to your look with the refined Hunter Original Play Boot Short Rain Boots, featuring a natural rubber construction, a classic round toe silhouette, and signature Hunter logo on front. CERTIFIED VEGAN Our rain boots are crafted with vulcanised natural rubber with a matte finish to provide a seamless waterproof shell and feature a polyester lining for comfort. PULL-ON STYLE Pull-on construction of our Original Short boots as well as easy and convenient pull tabs at the back makes putting on and taking off a breeze. STURDY SUPPORT Boots feature a cushioned, non-removable footbed with multilayered sponge insole for comfort and a traditional calendered rubber outsole for support and to reduce slipping. MULTI-COLORS Available in multiple women sizes in 8 different multicolor options, our Hunter Original pull-on short rain boots are an ideal choice for cold weather.

48 Programmable Keys 8 Macro Keys Based HardwareProgram all 48 keys or create 8 complex macros with the configuration software to take full command of your computer. A macro key can output up to 31 characters. Perfect not only for gamers, but also for so many other types of users including supermarket cashier, designers and video editors. Built-in MCUAfter keyboard keys be set up, it will be automatically stored in keyboard's MCU, and no need reset the keyboard or even replace the computer. Support 9 Kinds Key Program Types NormalFN-ShiftMouseCombinationBurstRound-RobinContinueJitterSpecial FunctionsDisable key types, different key type with different function. OEM Gateron Red SwitchesOEM Gateron Red switches with trigger travel of 20.6mm, keystroke force of 4515cN, plus full anti-ghosting ensures great feel and accuracy.. Portable Mini keypadPortable Mini keypad, effectively save desktop space. You can connect the keypad and a 104-key keyboard with the same computer at the same time, they will not interfere with each other..

Rubber Sole. Shaft Height 6 inches. Pull-On style Bootie. Lightly Cushioned Insole. imported.

7 inch Large Screen7-inch large screen allows you to get a larger field of view directly from the screen without an external large screen display.It does not support connection to a computertablet etc.This digital microscope can record 19201080 30fps, 14401080 30fps, 1280720 30fps video, and capture up to 40323024 pixel photos with Micro-SD card installed Micro-SD card is not included. Angle Adjustable Display Adjustable StandAngle adjustable display makes users can choose the most comfortable and suitable angle.Angle-adjustable stand solves the problem of high reflection which is different form Vertical microscopes.Vertical microscopes is easy to lose sight of the details of the objects due to reflection This stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.. Image FlipReverse ColorBlack White FunctionsUnlike other microscopes,this 7 inch LCD digital microscope supports image flipreverse colorblack white functions, makes observing items and soldering circuits, etc more convenient.. Two ways to fill lightThis handheld LCD digital microscope not only equipped with 8 adjustable LED fill light on the lens.but also two fill lights on the both sides of stand that can be adjusted freely, and the brightness can be adjusted by the dimmer switch. allowing you to set the desired level of illumination. provide excellent detail and optimal clarity and allows capture pictures or video in the woods and some dark places.. Great GiftThis LCD digital microscope is perfect for circuit board inspection, QC inspection, watchclock repair, textile industrial, kids education inspection, biological observationnot suitable for cells, medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users..

STYLISH AND COMFORTABLE - Classic round-toe chelsea boots, which complying human feet construction and wear comfortably all day. Matte design and stylish silhouette adding some flair to your outfits, easily match with a variety of clothes, provide protection from rain without sacrificing style.. WATERPROOF AND BREATHABLE - Made of flexible PVC material, 100 waterproof and keep your feet dry. Soft massaging insole offers better arch support for the soles of feet. Synthetic lining absorbs moisture and dry quickly. Ankle-high style and chunky upper shrug off water and mud on rainy days.. ANTI-SLIP AND DURABLE - Synthetic rubber sole softens every step and ensure optimum comfort, keep your feet sturdy and safe. Heavy-duty lug tread outsoles provide excellent slip resistant and solid traction on wet, muddy and uneven terrain. Smooth surface makes it easy to clean in daily wear.. EASY TO PUT ON AND OFF - HISEA Women's Ankle Rain Boots feature a elastic band on each side, accommodate various foot sizes and shapes, let you walk without feeling stiff and constrained, more soft and comfortable for long-distance walking. The pull tabs on the front and back help slip on and off with ease.. VERSATILE DESIGN - These Chelsea Boots are versatile outdoor partner, that comes in vibrant colors and snugs in nicely on your feet. Handle any wet weather that may pop up with our quick on and off women's rain boots. Great for gardening, walking, hiking, camping and working outside.. ATTENTION - PLEASE READ THE SIZE CHART CAREFULLY, MEASURE YOUR FOOT LENGTH AND CHOOSE THE RIGHT SIZE BEFORE BUYING Please contact us for the first time if you have any questions, and we will be very glad to help solve issues you come across..

Angle Adjustable 7 inch Large LCD Screen Equipped with 7 inches large HD LCD screen provides a broad field of view for easy viewing.Most of the users usually work for a long time while sitting,we design this display to an adjustable angle.So users can choose the most comfortable and suitable angle from the display.Large screen with adjustable angle will give you a better visual experience. Powered by rechargeable Li-ion battery 2.5hrs work time or USB. Truly portable and independent.. Connect with PC Save Output Produced images can be easily transferred to a monitor.When connected to a PC,It is powered via USB port.Please launch the installed software only when it is connected to a PC and ready for observations.It has up to 1200x continuous magnification when connect with large monitor.Equipped with Micro SD card slot and 32G tf card.You can save the images and videos obtained during your observations to the TF card and output.Maximum support for 64G Micro SD cards. Wired Remote Control Excellent Lighting Effect One key to call up the menu, no need to touch the host under observation so that the object observation is more stable.Besides basic 8 LED lights of microscope lens,it has 2 extra auxiliary lights.Just connect the remote control cable,the extra lights will light.provide excellent detail and optimal clarity and allows capture pictures or video in the woods and some dark places.. Height Adjustable Stand The height adjustable stand can adjust the distance between the camera and the object.Sturdy and nicely weighted base enables to minimize shaking and keep your specimen in sharp focus.It also equipped with a reflector.. Great Gift This LCD digital microscope is perfect for circuit board inspection, QC inspection, watchclock repair, textile industrial, kids education inspection, biological observationnot suitable for cells, medical professionals, scientific researchers, insects, coins, jewelry, and stamps. It's the best gift for children, students, hobbyists, and other users..

Heel measures approximately 1.2, Boot opening measures approximately 16, easy to slip on and take off, suitable for everyday wear.. Asgard Mid Calf Rain Boots featuring classic glossy upper and round-toe silhouette, these garden boots easily match with a variety of clothes to give you a good emotion all day.. Heavy duty lug tread provides excellent grip and waterproof performance, maintains your footing on uneven ground, thick rubber sole for puncture resistant, perfect for spring yard work, taking walks in the rain, walking the dog, fishing, camping, farming, trail hikes, and other wet or muddy activities.. Soft textile linings absorb moisture and dry quickly, keep feet dry, cozy and warm in rainy days, round toe design, evenly comfortably wrap your feet, providing a soft and supportive across the top of the foot and preventing blisters and chafing.. Wide calf rain boots for women has glossy plastic coating protects the boots from stains and dirt, just clean by hose scouring or wiping by wet cloth, the EVA foam insoles is removeable and can be machine washed. FITTING TIPS Order Half Size Up For Loose Fit.

Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high speed MCU microprocessor. The internal circuit adopts active crystal oscillator as benchmark. So the signal stability is greatly strengthened.. Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine wave, Square wave, Triangle wave, Sawtooth wave, Pulse wave, white noise, user-defined waveform etc. each channel can be independently set the parameters.. With linear sweepMax. up to 999.9s and logarithmic frequency sweep functions.Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function.. Storage feature You can store 99 groups instrument state parameters set by the user, can be called up to Reproduce. Frequency output of Sine wave can be up to 60MHz. 200MSas sampling rate. It has 60 positions for saving user-defined waveform. Waveform Length of each one is 2048 and vertical resolution is 14 bits. This Signal Generator is the ideal instrument for electronic engineering, laboratories, production lines, teaching and scientific research..

Water-resistant canvas upper. Lace up closure. Pull tab at entry. Ortholite template. Synthetic sole.

5 inch IPS touch screen,19201080 resolution,4K 30fps HDMI input and VGA input, silicone protective shell. H.265H.264,4K video display via mainstream,8MP TVI CVI AHD camera test, support UTC call OSD menu,CVBS camera test, PTZ control. Built-in WiFi,support WiFi camera test ,Hikvision,Dahua and Uniview test tool etc,Upgrade Rapid ,create testing report,Auto HD app,auto recognize HD coax camera type and resolution. This CCTV tester is DC12V 3A,48V PoE power output, RJ45 cable TDR test, cable quality test. Rapid , auto view video, and create testing report.. This IP camera tester Equipped with 7.4 V3350mAh Li-ion Battery, 3-4 hours charging time, working time lasts 6 hours, add LED light, it is convenient to work in dark. CCTV installers often need to carry a variety of testing tools to complete their work. Koolertron Camera Tester is designed for maintenance and installation of IP analog, HD coaxial cameras as well as other security equipment. The unit supports many PTZ and analog PTZ control, and cable test functions. Perfectly compatible with this work..

Soft High Quality RainbootsKnee-high rain boots featuring waterproof PVC upper and the decorative buckle on side for you a fashion looking in the rain, which is durable and water-resistant. Made of textile cotton lining, comfortable and breathable, providing a soft and supportive across the top of the foot and preventing blisters and chafing. keeying your feet dry and warm during rainy days.. Non-slip Work Rain ShoesOur rain boots for women slip-resistant Sole strong traction on the wet slippery surface and feature, The rubber sole-designed as per tyre pattern, with super grip and waterproof performance, protecting you from falling on horrible weather, even rainy or snowy days every step of you is safe. Perfect for visit outdoor anywhere , without worrying about rain boots getting wet in the puddles, rainy day, muck, water, grass or yard.. Easy clean CareEasy to clean and maintain, their surface is smooth and waterproof. So you can wash the womens rain boots directly if they get dirty, then use a cloth to dry in daily wear. We recommend air-drying all long rain boots, and storing them in a dry and cool place for next use. Taking care of your waterproof rain boots like this will make him last longer.. Widely OccasionsOur Knee-high rain boots for women are versatile for all seasons, whether you're working, hunting, fishing, camping, or even playing in the rain. they are also suitable for different occasions such as gardening, farm work, hiking, as well as casual dress.. After Sales Quality Refer to the size suggestions provided in the details, and select the most appropriate size and style according to your foot length. If you have any comments on our fishing booties, please contact us for replacement or refund service, and we will give you a satisfactory reply immediately after you see the information..

Arbitrary Waveform Generator adopts large scale FPGA integrated circuit and high speed MCU microprocessor. The internal circuit adopts active crystal oscillator as benchmark. So the signal stability is greatly strengthened.. Using Dual-channel DDS signal and TTL electric level output to generate precise, stable, low distortion output signal. includes Sine, Square, Triangle, Pulse, Partial Sine, CMOS, DC level, Half-wave, Full-Wave, Pos-Ladder, Neg-Ladder, Noise, Exponential Rise, Exponential Fall, Tone, Sine Pulse, Lorentz Pulse, and 60 kinds user defined waveform etc. each channel can be independently set the parameters.. With linear sweepMax. up to 999.9s and logarithmic frequency sweep functions.Has a frequency measurement, period measurement, positive and negative pulse width measurement and counting function.. Storage feature You can store 100 groups instrument state parameters set by the user, can be called up to Reproduce. Frequency output of Sine wave can be up to 60MHz. 266MSas sampling rate. It has 60 positions for saving user-defined waveform. Waveform Length of each one is 2048 and vertical resolution is 14 bits. This Signal Generator is the ideal instrument for electronic engineering, laboratories, production lines, teaching and scientific research..

100 Waterproof. Crafted with ultra-soft and flexible rubber. Elastic gore for easy on. Bloom enviormentally friendly, algae based EVA footbed that helps clean polluted water habitats.. Nylon shank in footbed for stability and support.

Programmable output Firmware update in real timeThe type of waveform output such as sine wave, square wave, triangle wave, arbitrary wave, etc., output time, and output sequence can be freely formulated to realize automatic work.Firmware upgrade can be updated at any time to fix bugs, or used for your special customization needs. Press the corresponding soft key to confirm entering the update mode, and perform a one-key firmware upgrade by connecting with the PC software.. Voltage-controlled adjustment Modulation functionThe frequency, amplitude and duty cycle of the output can be controlled by an external analog voltage signal to achieve voltage-controlled sweeping frequency, sweeping amplitude and sweeping duty cycle.The modulated waveforms can be output in single or dual channel. Modulation is the process of adding information from a signal source to the carrier to make it suitable for channel transmission.makes the carrier wave change with the signal.. High sampling rate Personal colorThe sampling rate of up to 300MSas can obtain more waveform data per unit time, thus making the displayed waveform more accurate.In order to meet the personalized needs of customers, four color schemes for the system are provided. You can use the numeric keys and knob to select the desired system color, press the soft key save to save the selected color.. Equivalent performance dual channel outputThe same or different function signals or arbitrary waveform signals can be output simultaneously all parameters can be adjusted independently, the phase difference between the two channels is continuously adjustable from 0 to 359.9 degrees the signal frequency can be up to 80MHz, and the output signal can be within 1MHz Up to 25Vpp.. Can draw arbitrary waveformPC software and communication protocol are provided for free, arbitrary waveforms can be drawn using the PC software using the communication protocol can be secondary development programming all functions of the instrument can be controlled by the PC software The instrument can be also finished all operations without connecting to the computer..

Waterproof rubber upper. Rear pull tab, Neoprene collar. 10mm curly UGGplush upcycled wool, TENCEL Lyocell lining. EVA footbed. UGG logo woven label on sockliner.

4.3inch full HD LCD screen.10x-220X continuous magnification.Infrared remote control for easier operation. High-quality height-adjustable stand. Can adjust the magnification and the distance between the camera and the object by the controller. UV filter Assembly, not only protect the lens but also reduce the reflection and stray lights.Images and videos obtained during your observations are saved to a microSD card, Maximum supporting 32GB Please remove the lens protection cover and install the UV filter when using the microscope.. 8 LED illumination with adjustable intensity control, allowing you to set the desired level of illumination, and a measuring scale.Equipped with two fill lights on both sides that can be adjusted freely, and the brightness can be adjusted by the dimmer switch.. The wide range of applications, one microscope can solve problems in at least 6 fields, such as PCB, Insect, Jewelry, Cells, LED Screen, WatchClock. And its appearance design combines more ergonomic consideration, provides users with better experience..