B-right Pack of 4 Units 3-inch 5W Recessed Dimmable LED Downlight, 3000K Warm White, 35&deg; Beam Angle, 400lm, 35W Halogen Equivalent, with 110V Transformer (Black) MATERIAL: 100% die-cast aluminum, back notch design, good heat dissipation ability, more durable and stable. 2-year free warranty MONEY AND ENERGY SAVING: 400 lumens, 35 watt replacement uses only 5 watt. Use 90% less energy compared to CFL, incandescent and halogen bulbs DIMMABLE PANEL LIGHTS: 110V Dimmable panel lights, compatible with SCR (silicone-controlled rectifier) dimmer, such as LUTRON DVCL-153P, FEIT 72302, LEVITON TBL03 models switch. No flicker and no dazzling, comply with CE, FCC, ROSH standard LONG LIFESPN: Over 50,000 hours, great reduce the hassle of frequently replacing your light bulbs in high ceiling, 2-Year Free Warranty PERFECTLY MEET YOUR NORMAL LIGHTING NEED: This is an excellent cost performance dimmable led downlight ideal for living room, bedrooms, washroom, kitchen, hallways, stairways, offices and many more commercial or residential place