LED Bulbs 18W 8 Inch Opening Hole Round Recessed Lighting Cool White, LOHAS LED Kitchen Ceiling Lamps LED Panel Light Fixtures For LED Home Lighting With LED Driver AC Adapter Beam angle:120 degree Size:224mm*205mm*14mm (Outer diameter:8.81in. Inner diameter:8.07in. Height is 0.55in) Cool White,6500k Lumens:1800-1900LM 180W Halogen Bulb Equivalent. Power:18 watt. Input Voltage: 85V - 265V AC. Power adaptor included. With over 20,000 hours lifespan, it save your effort to replace bulbs on high ceiling. Suitable for all indoor usage - home, office or retail environment.