A light sensitive, motion activated door entry chime suitable for office and retail locations. With a range of up to 8 metres and 120° detection angle this unit comes supplied with an adjustable wall bracket enabling you to achieve the perfect coverage for your property.Detection range[tab]5 to 8m[br]Detection angle[tab]120°[br]Power : battery[tab]DC 3V (1.5V; 2x AA 1.5V battery)[br]Dimensions[tab]66 x 39 x 106mm[br]Weight[tab]95g