







🚪🔔 Keep your space secure and your peace of mind louder than ever!
This 4-pack of ultra-slim door and window alarms delivers a powerful 120dB alert when opened beyond 0.39 inches, perfect for child safety and home security. Featuring easy peel-and-stick installation with no wiring, built-in low battery indicators, and compact design, these sensors provide versatile protection for homes, offices, pools, and more.








| Battery Description | Alkaline |
| Number of Batteries | 3 Nonstandard Battery batteries required. (included) |
| Voltage | 4.5 Volts |
| Control Method | Touch |
| Noise Level | 120 Decibels |
| Mounting Type | Protruding |
| Maximum Range | 0.4 Inches |
| Sensor Technology | Contact Sensor |
| UPC | 666354349037 |
| Manufacturer | NOOPEL |
| Part Number | NPLDWA130-4 US |
| Item Weight | 5.6 ounces |
| Product Dimensions | 3 x 1.5 x 0.8 inches |
| Item model number | MSA-820 |
| Batteries | 3 Nonstandard Battery batteries required. (included) |
| Is Discontinued By Manufacturer | No |
| Style | 4 Pack |
| Installation Method | Tabletop |
| Item Package Quantity | 1 |
| Included Components | 4 Pack Door Alarms When Opened |
| Batteries Included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Description Pile | Alkaline |
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