LED-05- USB Charge Voltage Current

 USB Charger Power Bank Meter Voltage Current Capacity Battery Tester LED
Input port connected to output port
Out port connected to USB data cable port
Reset clears key, press 3 - 5 seconds after the screen is cleared
Can test USB charging current, voltage, discharge capacity, intelligent devices
Input voltage display : 4 - 20V
Charge current display: 0 - 3A
Battery capacity display: 0 - 99999 mAH
Working time display: 0 - 99 Minutes
Current resolution: 0.01A
Accuracy: 1 percent
Work time and power capacity display with memory function
Can be very easy to find digital devices charging problem
Product size (L x W x H): 7.50 x 2.50 x 1.50 cm