- Alarm Type: The Alarm
- Model Number: HM-422R
- Power: DC9V
- Connection Type: Wireless
- Arming Type: FR Remote-controller
- Video Interface: No
- Display: No
- Password Keyboard: No
- Brand Name: Golden Security
- Color: White
- Wireless distance: ≥150 meters (open area/no interference)
- Wireless transmitting frequency: 315 MHZ / 433 MHZ
- Power supply : DC9V
Wireless smoke fire alarm detector smoke sensor
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