QC 3.0 Compatible USB Current Voltmeter Multi-Function Checker [Voltage/Current/Measurement Time/Charge/Discharge Capacity]-Fast Shipping

Description

The LCD display allows you to measure the voltage and current of the USB power supply

This is a highly functional type that allows you to measure the time, charging, and discharge capacity (mAh)

Voltage Measurement Range: 4-20 V, Current Measurement Range: 0-3.3 A

Discharge capacity measurement time range: 0 – 99 hours, discharge capacity display range: 0 – 99999 mAh

The voltage of the USB power supply is at least 4 V for the circuit of the measuring component