[Advanced Motion Sensor] PIR detects moving humans or animals, with a 120° detection angle and up to 5m detection distance for real-time monitoring day or night. [Emergency Alert Push Function] When motion is detected, instant alert notifications are sent to your smartphone, keeping you informed of activity at home even when away. [History Records] View and track historical sensor activity logs. [Strong Performance & Ultra-long Standby Time] Features long-range detection, high sensitivity, and reliable network connectivity. Powered by one CR2450 button battery (included), providing up to 18 months of standby time under typical usage. Note: This device requires a Zigbee gateway (not included) to operate. Specifications: Product Name: Zigbee Human Motion Sensor Networking Protocol: Zigbee 3.0 Mesh Detection Angle: 120° Detection Distance: Up to 5 meters Power Source: CR2450 button battery (battery life up to 18 months with average use) Operating Temperature: -10°C to 45°C Dimensions: 33 mm x 27 mm Material: Plastic Color: White Package Contents: 1 x PIR Motion Sensor Note: Product appearance, color, and printed text may vary slightly between batches without affecting functionality. Slight color variation may occur due to lighting conditions and display settings. Measurement tolerance: ±1–3 cm.