Features:
- Brand new and high quality.
- It can measure current and voltage of the power supply equipment with USB port.
- Plug and play， no extra power supply needed.
- The voltage and current will be displayed circularly.
- Small sized， easy and convenient to carry.

Specifications:
Workable range: 3.5 - 7.0V， 0 - 3A.
Resolution: voltage 10mV， current 10mA
Error range: voltage <±1%， current <±2%.
Full-scale voltage drop:200mV.
Workable temperature: 0 - 60°C.
Color:Transparent， Blue

Package included:
1 x USB Current And Voltage Tester