... /SET 4. MOQ:10 SETS 5. Integrated Chip; Unique design radiator 1. PRODUCT NAME: 3.5'' High Brightness Residential 5W LED ... Do Not Attract InsectsExtended Life Time: 5 years Maintenance-FreeEven Lighting: High Intensity / No Halation 3. SPECFICATION: Model TL-DN1201-05LED ... .The LED lamps have a lifespan of 50,000 hours. 5. APPLICATIONS:Hotel, supermarket, factory, subway, hospital, school, meeting ...