Paquete de 4 alarmas de ventana de puerta de 120 dB alimentadas por batería sistema de seguridad para el hogar de fácil instalación

Installation is a breeze, as the self-adhesive pad is included and the sensor mounts on either side of the alarm. For an added level of security, the alarm features a low battery test button. EASY INSTALLATION: No wiring needed, plus sensor mounts on either side of alarm for easier set up; 4xLR44 batteries included.

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