KWS-V20 USB Power Meter Current Voltage Tester 4-20V, 0-3A
This is a plastic covered plug and play mini-USB meter which can easily measure the USB (PC USB, cell phone charger, car charger, mobile power, etc.) port and device operating current and the output voltage charge-discharge capacity, performance, and judge the performance of the charging cable charging equipment, this tester can meet your requirements! Over-voltage and under-voltage remind feature for safe use.
Voltage: 4V – 20V
Current: 0-3A
Time limit: 0 -99H
Code Accuracy class: +/-1%
1. IN - Connect the input terminal to the output port of the charger
2. Press the RTZ reset button for 3 seconds before the screen displays reset
3. OUT - USB port for connecting the output end to the data cable
4. Input voltage display window (3-9V) accuracy ± 1%
5. Charging current display window (0-3A) accuracy ± 1%
6. Battery capacity display window (0-99999mAh)
7. Working time display window (0-99H) Unit: minutes
8. Working time and capacity display with memory function after power outage.
Size: 7.3 x 2.5 x 1.3 cm (D x W X L)
WARNING
