Product Details: Item No.: BT-1904 Wattage: 3* 1w Voltage: AC 100 to 240 v Light Color: RGB ( change automatically) Life Span: 50, 000 hours Product Dimension: 45mm* 300mm CRI: > 75% Power Factor: > = 0.85 Life Span: 50, 000 Hrs Working Temp.: -30 to + 55 degrees celsius See video from Youtube: Package Details: Inner Box( mm) : 380* 80* 80 Carton( mm) : 410* 510* 360 Packing: 24 pcs / carton Est.: 312 cartons / 20' container