Features:

1. Fast Charger and safety for use.
2. It could be use in number of smart devices, such as Mobile Phone, Tablet
3. Function: This test can be USB charging current, voltage, discharge capacity, electric charge, power supply..
4. Higher precision than other device.
5. It can help you easily find the problem of charging digital devices

Specifications:

1. Item name: USB Safety Voltage Current Tester
2. 100% brand new, high quality!
3. Input / output voltage 3V-20V
4. Voltage resolution: 0.01V
5. Input / output current: 0A-3A
6. Current resolution: 0.01A
7. Accuracy: plus or minus 1%
8. Ambient temperature: 0-60 (Celsius degree )
9. Dimensions: 60*28*15(mm)
10. Line loss: about 0.1 ohm
11. Test content: voltage, current,
12. Weight:36g

Package Include:

1. 1 x Dual USB Power Current Voltage Ampere Meter Tester Portable Mini Current 0-3A & Volt 3-20V Detector Reader Multimeter USB Charger Doctor Digital Display Multifunction Tester