Plugable USB-C Voltage & Amperage Meter for 240W EPR Devices (USBC-VAMETER3)

The Plugable USBC-VAMETER3 is a compact USB-C power meter that lets you monitor charging and power in real-time. Sized like a USB flash drive, it fits inline between your charger and device to measure voltage, current, and wattage, plus visualize power flow. Supports up to 240W Extended Power Range (EPR) for high-performance laptops, and passes through USB data, so it's perfect for diagnosing charging issues or verifying fast-charging protocols. Whether you're a tech enthusiast, IT professional, or power user, this meter provides invaluable insight into your device's power needs.

Plugable USBC-VAMETER3: Monitor Power with Precision

This meter is an essential tool for anyone who wants to understand and optimize charging. It displays voltage, current, and wattage on its small OLED screen, and shows the direction of power flow, making it easy to identify if a cable or charger is underperforming.

240W EPR Ready

Handle power-hungry laptops and even USB-C monitors with confidence. The VAMETER3 supports the latest Extended Power Range (EPR) specification, measuring up to 48V and 5A (240W). It's also backward compatible with standard USB-C PD and BC 1.2.

Data Passthrough for Full Control

Connect it between a laptop and its dock, and you can still transfer data, video, and other signals while monitoring power. This makes it useful for testing docking stations and troubleshooting connectivity.

LED Display and Easy-to-Read Readout

The small OLED screen shows key metrics at a glance. Rotate the connector or mount it in line with included USB-C extension cable to easily read the display in any setup.