USB Tester Fast Charge 1.77 Inches Data Line Charging Head Detector Digital Voltmeter Ammeter Voltage Current Meter ,Live Data

Independent operating system, powerful function; Exquisite processing technology, the shell adopts immersion gold technology, long processing cycle; Upgrade the large range of current and voltage to meet different work requirements to the greatest extent; One-key jog shuttle, wheel-type control, bring a smooth use experience. Voltage and current detection by power, output capacity/energy detection, offline data storage, PC online communication, charger line compensation detection, data line resistance detection.