Description Coverage; 105 scanning range ensures large area coverage. Can be used for doorways, sheds, caravans, garages Easy installation; no wires due to battery operation. just an adjustable wall mount Wireless; siren powered by 4 AA (not included). The remote is powered by 3 AG13 coin cells (included) Loud alarm; 105dB alarm Remote Control; Siren comes with 2 small portable remote controls with key chain. These are used to arm/disarm the alarm and come with batteries Motion Sensing Alarm - Shed Alarm Battery Powered - Garden Shed and Caravan Security Alert any intruders with this motion-sensing siren. Place the siren anywhere you need it, on the wall with the adjustable stand, or on a shelf or table. (Not fully weatherproof). The siren can be powered by 4 AA batteries (not included) and the remote is powered by 3 AG13 coin cells each (included). The siren comes with two remote controls that can be armed and disarmed with the push of a button. feature Coverage; 105 scanning range ensures large area coverage. Can be used for doorways, sheds, caravans, garages Easy installation; no wires due to battery operation. just an adjustable wall mount Loud alarm; 105dB alarm Remote Control; Siren comes with 2 small portable remote controls with key chain. These are used to arm/disarm the alarm and come with batteries Include 1 x Motion Sensor Alarm 2 x Key Ring Remote