






🚪🔔 Stay ahead of every open door—smart security that’s always one step smarter!
The THIRDREALITY Zigbee Contact Sensor is a sleek, battery-powered door and window monitor compatible with major Zigbee hubs and Echo devices. It offers a hassle-free setup, up to 2 years of battery life, and supports customizable Alexa routines for enhanced home automation. With OTA updates and smart app monitoring, it ensures your home security stays cutting-edge and effortless.







| Manufacturer | Third Reality, Inc |
| Part Number | 3RDS17BZ |
| Product Dimensions | 5 x 2.1 x 6 cm; 58.97 g |
| Batteries | 2 AAA batteries required. (included) |
| Item model number | P1DSA2 |
| Colour | White |
| Style | Door Sensor |
| Material | Plastic |
| Power Source | Battery Powered |
| Item Package Quantity | 1 |
| Plug profile | Wall Mount |
| Usage | home automation, indoor door/window monitoring |
| Included Components | AAA Battery × 2, Door Sensor, Double-sided Tape, Screws |
| Batteries included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Alkaline |
| Battery description | Alkaline |
| Item Weight | 58.9 g |
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