1、Multifunctional Testing: The USB cable charger detector is designed to accurately measure and display various data of USB C devices, including voltage, current, capacity, power, temperature, resistor, and charging time, making it easy to evaluate the power and quality of your devices. 2、Various Fast Charging Protocols Supported: This working time ammeter voltmeter supports QC2.0, 3.0, 4.0 and for Super VOOC charging protocols, allowing you to test and analyze fast charging capabilities without the specific protocol names displayed on the tester. 3、Secure Data Measurement: With a power off storage function, the type C voltage and current tester saves capacity and energy data when the power bank is turned off, enabling you to review and track the capacity and energy measurements for future reference. 4、Wide Measurement Range: The type C voltage current power tester can measure voltage from 4V to 30V and current from 0 to 6.5A, making it suitable for a wide range of 3C digital peripheral products quality testing needs. 5、User Friendly Button Functions: The USB C tester power meter features convenient button functions such as single click to cycle through screens, double click to rotate display content, and long press (3 seconds) to clear all capacity, energy, and time data, providing a user friendly and efficient testing experience for digital gamers and electronics enthusiasts. Item Type: USB C Tester Material: ABS Timer: 0-99h Voltage: DC4-30V Current: 0-6.5A Minimum Test Current: 0.02A Power: 0-195W Capacity: 0-99999mAh Watt-hour: 0-999Wh 1 x USB C Tester 1 x Manual