... Color body 3.2 years warranty 4.Adjustable High power 10W/15W/20W COB ceiling lamp for showroom with good quality ... Working Voltage AC80-260V, 50/60Hz Wattage 1 × 5W,1×10W, 1x15W, 1×20W Luminous Flux 950Lm, 1250Lm, 1750Lm Dimension Φ110mm ... source:warm white,neutral white,cool white3.LED Chips:Epistar,Cree,Edison,different chips with different price Showroom LED Ceiling Lamp ...