fluorescent lamp fixture,use tri-phosphor powder tube and solid mecury,high efficiency,friendly environmental,long lifetime; fluorecent lamp fixturePower: HE series:4w,6w,8w ... (PF>99%),low THD(<10%)4.Use tri-phosphor powder fluorescent lamp,more brightness,high efficiency5.No noise,no flicker,low work ... : House lighting, shopping mall,refrigeratory,show case,hotel,office etc fluorescent lamp fixture