... , Power Efficiency: 90-100lm/W 5, LED Ceiling Light 1-30W LED Ceiling Light 1wHigh Power LED Ceiling Light Specification:Light Source1*1W ... ,4, Art lighting,5, Backlighting6, Step lighting, accent lighting... LED Ceiling Lights, LED, LED Qty., Power, LED CCT, Luminous intensity, packing... can be customized.