Small 0-3A USB Tester USB Charger Doctor Detector Voltage Indicator  

1.Input USB

2.RTZ, Reset button, press it three seconds will Reset

3.Out USB

4.Voltage: 4V-20V ( 1% accuracy )

5.Current: 0-3A ( accuracy of 0.4% )

6.Battery Capacity (0-99999mah)

7.Working time (0-99Hour)

8.The working time and Capacity have Memory function when power off

9.Color:Blue

10.Size: 7.3cm*2.3cm*1.35cm (LXWXH)

11.Quantity:1 Pcs

12.Net Weight: 25g 

Note: Lighting, display and other factors may cause COLOR SHADING, please comprehensive pictures and text descriptions to determine!

Package Including:

1pcs USB Charger Doctor Voltage Current Meter Mobile Battery Tester Power 

NOTE: This item come without retail package.