Easily measure the output voltage and device current with this easy-to-use plug & play USB device. This compact device is useful for a wide range of applications and connects directly to a USB port, no power supply needed!

Features

• Easy to operate
• No additional power supply.
• Current & voltage display cycle
• Measure voltage of USB ports, empty load, and the voltage and current of USB equipment during operation.

Specifications

• Color: Blue
• Voltage: 3.5 ~ 7V error 0.1V
• Current: 0 ~ 3A ±2%
• Simple and convenient to use.
• Portable and easy to carry.
• Product size: 5.2 x 1.5 x 3.5cm
• Product weight: 25g