... fin sheet.Connecting with the body of Aluminum alloy lamp and Fin through Soldering,transmit heat rapid, together with ... . shop display windows, hotels, restaurants and other interior lighting.2. exhibition hall, art room, museum, office, reading room ... closes lighting. Technique ParametersSocketE27Part No.HG-SP E27-3WA(2) MaterialsExtruded aluminumVoltage85-265VACInput power(W)3WWork Frequency(Hz)50Hz ...