Sabre HS-DWA2 120 dB Door or Window Alarm Pack of 2Help secure a door or window - loud siren helps deter intruders. FeaturesPack of 2 Extremely loud - 120 dB audible up to 750 feet (250M) away Installs in seconds (sensor can be placed on left or right side of siren for added convenience) Compact magnetically triggered alarm sounds when window or door is opened Multi-purpose - includes entry chime setting that alerts you when people or children are coming & going when you're home Easy to change from off to chime to alarm mode Easy to install - self-adhesive pads included Better value - batteries included (4xLR44) SpecificationsDimensions: 3.125 H x ...
50 pk White 3/8" Recessed Wired Security Alarm Door Window Switch Contact Magnet Type: Other
Wireless Window/door Open 52 Chime Entry Security Alarm Doorbell Magnetic Sensor
Door Window Recessed Security Alarm Contacts Magnetic Reed Switch 3 Pcs Type: Surveillance - Home Safety & Security