Quantity: one set Color white Product size: picture display [Home alarm with 130DB loud alarm] The alarm Home anti-theft device with alarm is an ideal tool to ensure the safety of your family. It works using wireless door sensors, window sensors and entry alarms. When one of the sensors detects suspicious access, the security system emits a very loud alarm. Used to protect store entrances or swimming pool doors. When triggered, the alarm sounds for 30 seconds. [Within 15 meters] The door and window alarm has a remote control, which can arm and disarm or activate other options of the security system within a radius of 15 meters. This makes remote control of the alarm much easier. [Easy to install and use] The wireless door and window alarm is very easy to use. Place the double-sided tape (provided) on the back of the sensor and magnet, then stick them to the desired location before cleaning. [Link up to 50 combinations of alarms and of connected sensors] Door and window sensors can be associated with several controls, and vice versa. With over 50 possible combinations, you can fully customize the home alarm system to optimize protection for your home and family. Good quality product