USB Voltage Current Tester LCD Meter for Power Bank Capacity Checks

Features - Size: 6x2.8x1cm / 2.4x1.1x0.4inch. - Color: Black. - Material: Plastic. - With LCD screen, easy to see the current and voltage of the devices.usb tester power meter. - With a USB port and micro USB interface, convenient to test devices.usb power tester meter. - Input: 4-30V/50mA-3000mA.car USB voltage meter. - Small size and lightweight, easy to carry. phone charging tester. - It has been designed with backlight LCD, very convenient for you to read the data even in the dark.usb voltage meters. - Capacity: 0-19999mAh.usb meter tester. -Product Info:Voltmeter Monitor - Output: 4-30V/50mA-3000mA.high voltage tester. - It can test current and voltage of phone, power bank etc.usb voltage meter. Goods Information USB multimeter tester.5A I want? The power bank seems not that capacity as described, does it? Now you have portable and easy use device to find the answers, moreover, you can test almost everything about electronics as long as they are using USB charging.tester meter power bank.When you have a charger, data cable or power bank, you probably have these questions: Is the charger really outputting as much described? If the charger is not original, will it overcharging or overloading my ? Is this cable good enough to deliver 1 Package List 1 x LCD Micro USB Charger Battery Capacity Voltage Current Tester Meter Detector for Power Bank (Black)