USB Charger Doctor for Voltmeter and Ammeter XH-W3001 220V 10A Digital Display LED Temperature Controller With Thermostat Control Switch Probe Ultra-Compact & Lightweight: At just

Ultra-Compact & Lightweight: At just 25 x 24 mm and roughly 3 grams

40V Reverse Voltage Rating: Suitable for low-to-medium voltage applications including 5V

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USB Charger Doctor for Voltmeter and Ammeter XH-W3001 220V 10A Digital Display LED Temperature Controller With Thermostat Control Switch Probe Ultra-Compact & Lightweight: At justUSB Charger Doctor for Voltmeter and Ammeter Monitor Your USB Power Like a Pro The USB Charger Doctor is a compact, inline diagnostic tool that lets you measure real time voltage and current flowing through any USB connection. Simply plug it between your USB power source and device to instantly see voltage (V) and current (A) readings on the built in digital display. Whether you're testing chargers, diagnosing slow charging issues, or monitoring power