Xiaomi Mi Door & Window Sensor 2 white

Product Description

2-in-1 Sensing

Tracks open/closed states via magnetic induction and measures ambient room brightness.

Wireless Protocol

Uses Bluetooth 5.1 BLE for direct pairing and energy efficiency.

Power Source

Powered by a single, user-replaceable CR2032 coin battery (pre-installed).

Form Factor

Extremely light and compact, measuring 34.0 x 32.7 x 14.5 mm.

Mounting Clearance

Includes double-sided adhesive stickers; the main sensor and magnet must be mounted with an alignment gap of under 18 mm when closed.