Lemonbest&reg; 3W Led Panel Light Round Ceiling Lamp LED Recessed Downlight, Cool White 270Lm; Inner diameter: 51mm; Outer diameter: 92mm; Height: 15mm; Open hole: 74mm/3in Input Voltage: AC 100V - 245V; Cool White(6300k-7000k); 10,000 hours lifespan 15pcs super bright SMD3528 Led; well-controlled beam angle; low power consumption Safe and easy to install, no warm up time required, no noise and no flickering Widely use and environment friendly without IR and UV radiation