4-Pack Smoke Alarm Detectors, Home Fire Safety Sensors with Built-in Batteries
USD 21.99 USD
Specifications
| Power Source | Battery |
| Battery Included | Yes |
| Color | White |
| Item Diameter | 3.9in |
| Year Manufactured | 2026 |
| Item Depth | 1.26iin |
| Brand | System Sensor |
| Type | Smoke Alarm |
| Unit Type | Unit |
| Manufacturer Warranty | 10 Years |
| Operating Sound Rating | 90 dB |
| Power | Battery Operated |
| Item Weight | 0.24 lb |
| Item Width | 3.9in |
| Country Of Origin | China |
Lt has the characteristics of high sensitivity. · Automatic exit silence: The alarm will automatically exit the silence state after maintaining about 90 seconds in the silence state and enter the normal monitoring working state.
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