THIRDREALITY P1DSA2 Zigbee Contact Sensor: Works with Zigbee hubs and Echo devices
This sensor is for the homeowner who wants to know when a door or window is open, like checking if the kids got home from school safely or ensuring the back door is closed at night. While many focus on home security, this device offers peace of mind through simple automation that fits into your daily routine.
You get instant alerts on your phone, and with Alexa routines, you can set it to turn on a light when the door opens, so you never walk into a dark room. The two-year battery life means you install it and forget it, with easy replacements using common AAA batteries. It pairs quickly with compatible Echo devices by just saying "Alexa, discover devices," making setup hassle-free.
Use it on most doors and windows in your house, but avoid metal surfaces. Through the Third Reality app, you can check battery levels and view history logs to track when movements were detected. For more integration, pair it with a Smart Bridge to work with Apple HomeKit or Google Home, adding flexibility to your smart home setup.
Features
- Hassle-free setup in seconds
- 2-year battery life with AAA batteries
- Compatible with Alexa routines for automation
- Upgraded app with battery level monitoring
- Supports Apple HomeKit and Google Home via bridge
- Works with Zigbee hubs and Echo devices
General specs
- Brand: THIRDREALITY
- Model: P1DSA2
- Seller: Amazon
- ID: B08R9PH4JT
- Location: Indoor
- Sensor Type: Contact Sensor
- Battery Type: AAA Alkaline
- Connectivity: Zigbee
- Power Source: Battery
- Mounting Type: Door Mount
- Smart Platform Compatibility: Amazon Alexa, Home Assistant, SmartThings, Aeotec, Hubitat, Apple HomeKit, Google Assistant
- First listed by seller: 1/21/26
If you are interested in more details, you can find full information on the seller's page.
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| Brand | THIRDREALITY | Aqara | EVE | ecobee | PHOVOLT | GRSICO |
| Model | P1DSA2 | MCCGQ11LM | 20EBN9901 | EB-DWSHM2PK-01 | DS-007 | DP-ZD001 |
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| Rating |
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| Price | $19.99 | $17.99 | $33.95 | $65.99 | $13.29 | $47.99 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | January 21, 2026 | January 21, 2026 | January 21, 2026 | January 21, 2026 | January 12, 2026 | January 16, 2026 |
| Connectivity | Zigbee | Zigbee | Thread | Wi-Fi | Wi-Fi | Zigbee |
| Power Source | Battery | Battery | Battery | Battery | Battery | |
| Mounting Type | Door Mount | Adhesive Mount | Wall Mount, Door Mount | |||
| Material | Plastic | Metal, Plastic | ||||
| Dimensions | 52.07, 23.88, 23.11 | 44.96, 92.96, 33.02 | 30.0, 70.0, 40.0 | 2, 0.5, 2 | ||