Supports breathing detection and mini movement detection; capable of penetrating glass walls to enable advanced automation scenarios. Compatible with Home Assistant, Zigbee2MQTT, and works with Tuya Zigbee hub/gateway. To set up, download the "Smart Life" or "Tuya" app. This low-power device first detects humans via infrared, then activates radar for precise detection. Capable of detecting both movement and absence of movement. Battery-powered for easy installation (batteries not included). Battery Type: LR03 AAA x 2 Operating Voltage: DC 3.3V Wireless Protocol: Zigbee 3.0 Stationary Detection Range: 0–600 cm Moving Detection Range: 0–1000 cm Illuminance Value: 0–3000 lux Color: White Material: Plastic Package Contents: 1 x Human Presence Sensor 1 x English Manual Note: The package includes only the items listed above. Other products are not included. Note: Light reflection and display differences may cause slight variations between the product color in images and the actual product. Measurement error allowance: ±1–3 cm.