Wireless Motion Sensor Door Chime – Indoor Entry Alarm, 1000ft Range, 32 Tunes,
Expandable up to 20 sensors and unlimited receivers ensures comprehensive coverage. Installation is straightforward—simply insert the receiver and mount the detector using double-sided tape or screws.
Smart WiFi Door Chime & Window Sensor Alarm – 500FT Range, 32 Ringtones, App Ale
Unique ringtones for different sensors, allowing you to identify which door triggered the alert without checking your phone. Enjoy free app push notifications without any subscription costs. For users who need offline security reminders, optional paid SMS or phone call alerts are available.