eufy Security, Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Life, Indoor-use Only, Requires HomeBase S280 or HomeBase S380

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Product description
- 2-year Battery Life One battery provides 800 days of monitoring.
- What s Included Entry Sensor, CR123A Battery, Magnet, 3 x Mounting Screws, Owner's Manual.
- 100-Decibel Siren Enable or disable siren protection, which triggers a 100-decibel siren on HomeBase, and sends an alert* to your smartphone when forced entry is detected.*Push notifications with thumbnail previews require thumbnail preview images to be temporarily stored in the cloud.
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