USB Current and Voltage Meter - Voltmeter / Ammeter for USB Chargers
This is a perfect device for measuring Voltage and current across a USB Device. With a high precision voltage and current meters, this device makes it easy to monitor power flow at USB ports.
- Voltage: DC 3.5 - 7V, error 0.1V
- Current: 0.0 - 3.0A, error 2%