... 3.3W led=25W halogen down lamp 4.CE,RoHS,TUV,PSE 3W led home light advantage:1.Good quality aluminum profiles ... make sure the led ceiling light can be on/off frequently, no flicker,long life time, absolutely safe when lighting.3. Milky frosted ... in showroom of jewelry, crystal, arts, brand stores, watch stores, opticians, car stores, shop, supermarket, shopping mall, museum, hotel and office hall.