Compact USB Power Meters

Thorlabs has integrated some of our most popular sensor head formats with a compact USB power meter interface that can be operated using a computer running the optical power monitor software (see the Software tab for download information). Sensor head options include our standard photodiode sensors

Klein Tools Type-A USB Digital Multimeter ET900 - The Home Depot

MakerHawk USB 3.0 Tester, USB Power Meter, 3.7-30V 0-4A Voltage Tester Multimeter, USB Current Meter Tester, IPS Color Display Voltmeter Ammeter, USB

TH-PM101 - Power Meter Interface with USB, RS232, UART, and Analog

Ophir Compact Juno USB Power Meter Interface

Compact USB Power Meters

Travelwant USB Current Voltage Tester Doctor Charger Capacity

Digital USB Mobile Power charging current voltage Tester Meter

USB and LAN Power Sensors

The Klein Tools ET920 is a USB digital meter for Type-A and Type-C ports. It accurately and reliably measures and displays the USB port voltage, current, capacity, energy and resistance simultaneously. It can function with any USB-A and most USB-C ports, including Qualcomm Quick Charge ports that have the ability to deliver power. It requires NO batteries as it draws power from the power source to function.