... can do 3w 4w 5w 7w,all with high quality ,good priceWelcome to enquiry for us SpecificationProduct NameCOB ... Number1pcsDimensionD:50mm XH88 mmBeam Angle120 DegreesColor RangeCool white/ Warm white/ etcLifespan>50,000 hoursWorking Temperature-40~+60 ... stores, supermarkets, schools,hospitals, hotel,car parks, factory floor, municipal engineering, home or decorative lighting areas.Characters & ...