5 Modes Motion Sensor Alarm: Not only used as a motion sensor detection alarm, but also has many other functions. Home/Doorbell/Alarm/Lantern/Lighting Model. Motion detectors are essential in home security systems. It can detect motion in surrounding areas - driveways, porches, gates, houses, sheds, offices, walkways, swimming pools, shops, etc. and triggers an alert to the connected receiver. It provides a higher level of security for your property and loved ones. 5 Languages/36 Ringtones/4 Brightness and Color/4 Adjustable Volume Levels: 5 greeting languages can be selected in greeting mode. 36 ringtones are selectable in doorbell mode. The home/bell/alarm models have 4 adjustable volume levels. The lights/color lighting mode is quiet and has 4 brightness levels, ideal for hearing impaired people or babies sleeping at home. The illuminated models are also available in 4 colors. Sensitive and Long Wireless Range: The motion sensor alarm detects the movement of a wide space with a