Shelly Plus PM Mini Gen3 - Wi-Fi power meter, Grey

The Shelly Plus PM Mini Gen3 (16A) Wi-Fi Power Meter is a single-phase device designed to monitor household electricity usage in real time. It integrates with Amazon Alexa and Google Assistant, allowing you to include power data in smart home routines. The meter supports a maximum current of 16 A and AC loads up to 3840 W. It uses a 2.4 GHz Wi-Fi connection, requiring no external hub.

Housed in a matte plastic enclosure, the unit mounts inside a standard electrical box behind existing switches. Measuring 34 x 16 x 29 mm, it fits into confined wall spaces. The device operates on 110–240 V AC mains power with a typical consumption of 1.2 W. Initial setup uses Bluetooth 4.2 for a quick connection. Compatibility with Home Assistant, HTTP, and MQTT allows users to manage automations entirely over a local network.

• 1% measurement accuracy – provides precise energy consumption tracking for connected appliances.
• Integrated temperature sensor – offers secondary environmental data alongside primary power metrics.
• 30 m maximum outdoor Wi-Fi range – ensures a stable connection when installed in exterior fixtures.
• 10 m Bluetooth range – provides sufficient distance for smartphone pairing.
• 13 g weight – reduces strain on existing junction box wiring.