USB Charger Tester Doctor Voltage Current Meter

Description:

Display data: Voltage Current Capacity Time
1: Input
2: RTZ, Reset button , press it three seconds will Reset
3: Out
4: Voltage:3.5V-9V ( 1% accuracy )
5: Current:0-3 .3 A ( accuracy of 0.4% )
6: Battery Capacity(0-99999mah)
7: Working time (0-99Hour)
8: The working time and Capacity have Memory function when power off

Included:

Package Content:
1 x USB Charger Detector with Case