IKEA MYGGSPRAY motion and light sensor

Supported devices: Lights (including RGBWW with dynamic color mode switching); Outlets (with energy monitoring); Open/Close Sensors (PARASOLL, MYGGBETT); Motion Sensors (VALLHORN, MYGGSPRAY); Light Sensors (MYGGSPRAY illuminance); Environment Sensors (VINDSTYRKA, ALPSTUGA including CO2); FYRTUR/KADRILJ Blinds; STYRBAR / RODRET / SOMRIG Remotes - with automation events; AirPurifier / STARKVIND; Water Leak Sensors (BADRING); Scenes.

Excerpt saved from the README on 2026-10-23.

Dear developers, I just integrated 3 new Ikea Matter devices, and Battery monitor is showing the wrong battery percentage: 1) BILRESA dual button (32769) from IKEA of Sweden Firmware: 1.8.5 - Hardware: P2.0 2) MYGGBETT door/window sensor (32775) from IKEA of Sweden Firmware: 1.0.9 - Hardware: P2.0 3) MYGGSPRAY wrlss mtn sensor (12288) from IKEA of Sweden Firmware: 1.0.7 - Hardware: P2.0 The devices detect and shows 100% for all devices, Battery Monitor detect and shows 1% or 3% Can you pls check ? Do you need further from my side? Thanks & rgds Mauro Here below the logs of Battery Monitor: …

Excerpt saved from GitHub on 2026-10-23.

They are not reliable for a lot of us, so good luck :-) Supposedly there's a beta firmware update that drastically improves their stability, though.

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.