USB Power Detector 3-10V, 0-3A

USB Power Detector 3-10V, 0-3A — DFRobot — DFR0303

Pass-through USB power meter displaying voltage and current on a single screen. Measures 3–10V and 0–3A; dual USB outputs support data transfer and charging simultaneously.

Start wiring

I2C · Analog · 3.3 – 5 V · Breakout

Verify supply voltage and logic levels before powering up.

Power monitors

24 other options

INA-series I2C monitors, Hall-effect sensors like the ACS723 and Gravity 20A/50A boards, and non-invasive CT clamps for everything from 3.3V rail telemetry to mains current sensing.

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