Alarm

Product Details:
 Work as a wireless alarm as well as wireless door chime.
Energy-saving circuit. Replace the batteries of the main unit and infrared sensor once a year; batteries of remote and magnet sensor can work for around two years.
Arm the main unit with portable remote control,which has also a push button for wireless door chime.
Arm the main unit with remote control, then a sharp alarm will be heard when alarm is activated. The main unit and magnet sensor both can alarm when window or door with magnet is opened.
Eight different chord melodies for option.
IP44 waterproof push button.
Disarm the main unit and the system still works as a wireless door chime.
Simple installation for DIY