1. Material: ABS plastic 2. Operating temperature: -10~50 degrees Celsius 3. Power supply: DC3V (AAA x 2 batteries, not included) 4. Function: detects the presence of a person within the protected area by judging whether the infrared light emitted by the human body is moving. 5. Radio transmission circuit and encoding technology solve signal interference and blocking problems. 6. Multiple adjustable temperature modes, suitable for different scenarios. 7. Wireless data signal transmission, remote monitoring via mobile phone. 8. Ultra-low power consumption, long battery life. 9. Low voltage monitoring function, sends online reports to the host at regular intervals. 10. Professional security anti-tamper design, split type, high reliability. 11. Dimensions: 61.2 x 23 mm
