Eufy Security Entry Sensor Battery

Eufy Security entry sensor for doors and windows to detect entry and emit an alarm.

• 2 year battery life: one CR-123A battery provides monitoring for 730 days
• For doors and windows: small and compact design fits onto any door or window frame
• Powerful siren: if a forced entry is detected, a siren as loud as a jackhammer will be triggered on Homebase, and you’ll be notified instantly on your smartphone
• Easy installation: just peel off the mounting tape and stick the sensor onto the door or window you want to monitor