Model Number:Door Window Sensor Detector 1. Type: smart home control system 2. Size: large body 93x40x20mm, small body 93x13x20mm 3. Weight: 0.8kg 4. Battery: AAA 5Vx2 5.Wire range: 45m 6. Standby time: 10-12 months 7. Place of use: shopping mall, home, etc.
