General description The Door and Window Alarm is a powerful security device designed to protect your home and ensure child safety. With a 130 dB siren, this wireless detector activates when a door or window is opened more than 1.5 cm, providing an effective deterrent against intruders and alerting you to potential dangers. Technical specifications Alarm volume: 130 dB Activation distance: More than 1.5 cm Installation Two installation methods: stick on with double-sided sticker or tie with tape No tools required for installation Usage Ideal for houses, apartments, RVs, offices, hotel rooms, garages, and more Notifies you when children open doors or windows Essential for homes with swimming pools Other information Batteries are not included and need to be purchased separately