DC 4-30V Double USB Micro Multifunction Tester Digital Display Current Voltage Charger Capacity Tester for android huawei

1. The phone automatically turns off the output when the phone is fully charged, and the 20S automatically turns off the output without load; 2. Can display voltage and current and mAh data, timing, easy to view; 3. Can detect the mobile power output mAh; 4. Power off storage function; 5. USB and MicroUSB port dual charging, can detect the quality of MicroUSB cable; 6. Current sampling is 50 milliohms, and the loss is smaller; 7. With precision current calibration function, the current accuracy is higher; 8. Can measure current and voltage; 9. Can measure battery capacity.

Voltage: 4V-30V Current: 0A-3A Capacity: 0-99999 mAh Accuracy: ±1% Function: voltage, current, discharge flow, timing, overcurrent / overvoltage protection Communication function: Yes Input: USB 2.0 MICRO USB Output: USB 2.0 Ambient temperature: 65 ° C Weight: 25G Size: 60*28*15mm