... no pollution cost-effective 4.CE RoHs dimmable 1w ceiling light Features of led ceiling light 1.Use ... 1W high power led as light source.2.Elegant ... Efficient heat sink.4.Easy to installation.5.Power consumption:1w. Optional for 1wx1 or 3wx16.Beam Angle: 15,30 ... : home, office, hotel, restaurant, exhibition, gallery, museum, display case, supermarket, etc.