... heat during operation. It indirectly saves energy because it helps to decrease the load of air-conditioning system.10. Complete abnormal ... leak etc.11. The fixture reflector can distribute the light to right direction, improve the system efficiency and then save ... save electricity by 48% 6ft',8ft',2x21w,2x28w ,T8 to T5 Adaptor/Adapter Linear Convertor/Converter T5 fluorescent lighting lampCE,ROHS,SAA ...