1. Product Name:Smoke detector
2. Working voltage: 4.5 (V)
3. Alarm current: 30 (mA)
4. Detection angle: 360
5. Static current: 80 (uA)
6. Working temperature: 0-55 (°C)
7. Detection distance: 20-30 (m)
8. Transmission frequency: 315/443 (MHZ)
9. Scope: indoor
10. Type: smoke carbon monoxide alarm composite type
11. Installation method: ceiling type
12. Communication method: wireless
13. Weight: 162g
14. Alarm mode: sound and light alarm
15. Features: high sensitivity dual sensor, fireproof engineering plastics, long battery standby time, no wiring required for installation, choose independent installation, abandon the cumbersome wiring method, install 3 #5 battery to use