3KINGS 12W Super Bright LED Panel Light, LED Recessed Ceiling Light 850LM Cool White 6000k, the hole size: 6.1 x 6.1 inch, AC 85-265V, Factory Price, Suqare Shape Ultrathin with LED Driver Outer size: Square ( 6.7 inch * 6.7 inch ), Open Hole: Square ( 6.1 inch * 6.1 inch ) Input Voltage: AC 100V-245V; Cool White(6000k-6500k); 100,000 hours lifespan; Safe and easy to install, no warm up time required, no noise and no flickering, no IR and UV radiation Energy saving and Use for a long time:Brightness Degradation Is Less Than 0.1% per 1000 hours.The minimum service life is up to 50000hours Generally used for more than 10 years which means 90% saving on the electricity bills,Anodic oxidation corrosion proof,greatly reducing maintenance cost 60pcs super bright SMD 2835 Led; well-controlled beam angle; low power consumption Package Include: 1x 12W Cool White square LED panel light + 1x LED driver