... 3.Rated load:60w max. KA-SLH07 light control lamp holder specifications:1) Power source:220-240V/AC ... :No installation needed,directly ready for operation;Light control function:With light sensor,only work when the ambient brightness ... , hotels, hospital, school, hall, office, basement, warehouses and houses etc.Energy efficient, economical, convenient, practical. light control lamp holder (KA-SLH07)