Door and Window Alarm - 4x Wireless Intrusion Alarm Pack - Home Security Against Burglary - Magnetic Operation - 90 dB

Magnetic: The siren works thanks to the magnetic connection between the alarm transmitter and the magnetic receiver. The 100dB siren is triggered when the equipped door or window is opened (triggering distance: greater than 10mm).

Simple: The alarm sensor and magnetic receiver come with adhesive tape. No tools are required; simply stick them to the door frame.

Technical Details: Transmitter dimensions: 9 x 3 x 2 cm; Magnetic receiver: 5 x 1 x 1.5 cm | Batteries: 2 x AAA 1.5V per siren (not included) | Volume: 90 dB

Multiple uses: Increase the security of your front door, patio or balcony, bedroom or children's room – a set of 4 sirens and receivers to choose from.

NOTE: Ensure your apartment or house is properly conditioned to install a security system that cannot be accidentally triggered.