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🔐 Stay ahead of home security—because your smart home deserves smarter sensors!
The THIRDREALITY Zigbee Contact Sensor 4 Pack offers reliable, long-lasting door and window monitoring compatible with major Zigbee hubs and Echo devices. Featuring quick installation, 2-year battery life, and customizable Alexa routines, it empowers you to automate alerts and enhance home security effortlessly. Perfect for millennial professionals seeking seamless smart home integration and peace of mind.


























| ASIN | B09XCZJMC5 |
| ASIN | B09XCZJMC5 |
| Batteries | 8 AAA batteries required. |
| Best Sellers Rank | #94,739 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #163 in Home Security Door & Window Sensors |
| Brand Name | THIRDREALITY |
| Customer Reviews | 4.3 4.3 out of 5 stars (1,058) |
| Customer reviews | 4.3 4.3 out of 5 stars (1,058) |
| Date First Available | 11 July 2022 |
| Included Components | Door Sensor × 4; AAA Battery × 8; Double-sided Tape × 4; Screw × 8 |
| Item Dimensions | 50 x 21 x 60 millimeters |
| Item Weight | 0.29 Kilograms |
| Item model number | 3RDS17BZ |
| Manufacturer | Third Reality, Inc |
| Manufacturer | Third Reality, Inc |
| Material Type | Plastic |
| Measuring Range | Binary: Open - Closed |
| Model | 3RDS17BZ |
| Mounting Type | Magnetmontage |
| Output Type | Digital |
| Part Number | 3RDS17BZ |
| Product Dimensions | 5 x 2.1 x 6 cm; 290 g |
| Smart Home Compatibility | Smart Home Compatible |
| Specific Uses For Product | Contact Sensor |
| Style Name | Door Sensor 4 Pack |
| Unit Count | 4.0 Count |
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