| Brand | System Sensor |
|---|---|
| Type | Smoke Detectors |
| Model | 4W-B |
| MPN | 4W-B |
Check the listing for details. System Sesor 4W-B Smoke Detector (Tested). Condition: Used. Listed at 27.50 USD. System Sesor 4W-B Smoke Detector (Tested). Condition is Used. Shipped with USPS Ground Advantage.