DAYTECH Sliding Door Pool Alarm Window Alarm Suitable for Child Safety/Family Anti Theft/120BD Loud Alarm with Battery 4PCS Pack DA03S

Daytech. Door alarm for child safety]. This door and window alarm will sound an alarm when the door or window is opened to prevent children from leaving the bedroom. Home window and door alarm]: When a thief opens your door or window, the door and window sensor will immediately alarm. A perfect home security door alarm automatically stop the alarm after 30 seconds). Easy to install]. Tear off the tape behind the magnetic sensor and use it for the alarm and tape on windows or doors, no wiring required. No screws required The gap between the door and the security alarm is within 0.6 inches approximately 1.5 cm). Very suitable for your office, apartment, garage and other places. Long standby time]: Our swimming pool door alarm is powered by 3 batteries, and can usually stand by for 12 months. Window and door alarm, low battery indicator will notify you to replace the battery. Only applicable to flat doors and frames. Access control alarm]: daytech door and window alarm is suitable for dem