- Hardwire 120 volt with battery back up – 2 AA batteries included
- Photoelectric and ionization sensing technology provides maximum protection
- Optipath 360 technology – patented technology provides 360 degrees of direct access to smoke sensor
- Two silence features
- 85dB horn
$49.00 Original price was: $49.00.$34.30Current price is: $34.30.
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The First Alert(R) 120 V hardwired smoke alarm utilizes both photoelectric and ionization sensors which allows for optimal detection. For additional safety, it also comports a battery backup to ensure the operation in case of power failure. The alarm reliably detects fast flaming fires and smouldering fires. The alarm features an alarm latch that easily identifies initiation alarm even after the condition has subsided as well as a low battery latch that indicates which unit is in low battery condition. It is equipped with a low battery chirp silence for up to eight hours or silence nuisance alarm. This product is backed by a 10-year limited warranty.
| Battery Back-Up | Yes |
|---|---|
| Voltage | 3 |
| Photoelectric Sensor | Yes |
| Power Source | AC hardwired |
| Safety Listing | ETL safety listing |
| Series Name | 3120 |
| Type | Smoke detector |
| Voice Alert | No |
| Warranty | 10-year |
| Package Contents | Smoke alarm, hardware. Batteries |
| Wi-Fi Compatibility | No |
| Width(cm) | 12.7 |
| Width(in) | 5 |
| Width(mm) | 127.0 |
| Works with Android | No |
| Works with Apple HomeKit | No |
| Package Quantity | 1 |
| Low-Pitch Tone | No |
| Bluetooth Compatibility | No |
| Height(mm) | 127.0 |
| CO Detector | No |
| Color/Finish Family | White |
| File/Certification Number | 3055574 |
| Front-Load Battery | No |
| Height(cm) | 12.7 |
| Height(in) | 5 |
| Hub Required | No |
| Long-Life Battery | No |
| Hush Feature | Yes |
| Ionization Sensor | Yes |
| Length(cm) | 5.08 |
| Length(in) | 2 |
| Length(mm) | 50.8 |
| Light | No |
| Works with iOS | No |
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