KWS-V21 USB Tester is used as a charger detector for your car charger, mobile power, desktop PC, tablet, laptop, mobile phone, charger, and so on, which can ensure the safety of charge.
- The IN-input end connects to the output port of the charger
- RESET-clear key, press 3-5 seconds after the screen display is cleared
- OUT-The output end connects the USB port of the data line
- Input voltage display window (4-2(^>accuracy-1%
- Charging current display window (0~3A) accuracy—1)4
- Battery capacity display window (0~99999mAh)
- Working time display window (0~990> unit minute
- Working time and empty volume display with memory function after power off
- Model: KWS-V21
- Size: length 59mm (with USB73mm)*width 23mm*height 3. 5mm
- Voltage: Input/Output Voltage: 4-20V, Voltage Resolution: 0.01V
- Current: Input/output current: 0-3A, current resolution: 0. 01A
- Accuracy: Accuracy: plus or minus 1%
- Line loss: Line loss: about 0.1 ohms
- Weight: 20g
- Compatible with:QC2.0 /QC3.0
- Available to: USB Type-2.0
How to use the USB Multimeter Charger Detector
- USB Power: Home charger, Car charger, Solar charger. PC.
- By USB cable to Phone, Tablet, External battery, GPS, and so on.
- Press and hold for 2s to reset time and capacity.