Powerful 110dB siren sounds when movement is detected by the magnetic sensor Passcode protection allows authorized entry 2 Settings - chime sound (alert mode) & 110db siren (arm mode) selection Entry & exit delays make it easy for you to turn the alarm on & off Requires 3 x "AAA" batteries (*not included); low battery indication assists with battery change over Powerful 120 Db Siren Sounds When Any Activity Is Detected By Magnetic Entry Sensor 120° Wide-Angle Detection 2 Settings - Chime Sound In Alert Mode & Siren In Arm Mode Easy To Use With Entry & Exit Delays Passcode Protected Passcode Protected Magnetic Door Alarm- Powerful 110dB siren sounds when movement is detected by the magnetic sensor; passcode protection allows authorized entry; chime/alarm settings; entry/exit delays for easily turning alarm on and off.
When our youngest son was 18 months old, he was the size of the 3 year old and would escape from the house at night on regular basis. Had we known about these then, we'd have used it for the exterior doors... Many years later, that same son has a bad habit of not latching the outside freezer closed and we have had several close calls with it being left open and food getting defrosted. Enter the Swann Passcode Protected Magnetic Door Alarm... With this on there, ..