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°. Color: Blue Package includes: 1 x USB Current and Voltage Tester
- It can measure current and voltage of the power supply equpment 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.