L1-M Matter Water Detector by Heiman

The Heiman L1-M Matter Water Sensor reliably detects water leaks and protects rooms such as the kitchen, bathroom, or basement from costly water damage. Thanks to Matter support, the sensor can be integrated into smart home systems across different manufacturers – especially including Home Assistant.

Highlights

• Matter Standard: Works via Thread with Home Assistant, Apple Home, Google Home, Amazon Alexa, and other Matter-compatible platforms.
• Immediate Alarm Notification: Detects even small amounts of water and sends an instant alert via the connected smart home platform.
• Long Battery Life: Energy-efficient operation with a replaceable battery (type CR2032).
• Simple Installation: Wireless floor placement – no wiring required.
• Integration with Other Devices: Via Home Assistant, it can also be combined in automations with Zigbee, WiFi, and Z-Wave devices.

Technical Data

• Model: L1-M
• Technology: Matter (via Thread)
• Power Supply: 3 V, one CR2032 battery
• Operating Temperature: 0 °C to +55 °C
• Humidity: ≤ 95 % (non-condensing)
• Dimensions: 42 × 42 × 18 mm

Compatibility

The Heiman L1-M Matter water sensor is fully compatible with Home Assistant via Matter/Thread and can be linked with devices using other technologies (Zigbee, WiFi, Z-Wave).

Scope of Delivery

• 1 × Heiman L1-M water sensor
• 1 × CR2032 battery
• Quick start guide