USB Charger Doctor for Voltmeter and Ammeter 5V Mini Fan for Raspberry Pi counter-clockwise to decrease) until your

counter-clockwise to decrease) until your desired output voltage is displayed on the multimeter

Remote IoT Monitoring System: Send sensor data (temperature

Set of 4 eliminates the hassle of sourcing wheels individually

3V/5V logic platform

Temperature Sensor (LM35) - 1 piece

USB Charger Doctor for Voltmeter and Ammeter 5V Mini Fan for Raspberry Pi counter-clockwise to decrease) until yourUSB 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