High Power Led Light Bulb Chip Bead 1W 3W 5W 10W 20W 30W 50W 100W Warm Cold White Red Green Blue Yellow RGB Floodlight Smd Diode Rated Power: 1W 3W 5W 10W 20W 30W 50W 100WChip Size:30Mil/2X2448Mil/45MilLighting Colors: Warm White/Natural White/White/Cold White/Red/Blue/Green/Yellow/RGBSealing Material: 2*99%Golden Wires, Copper bracket,Dow corning Glue: CE/RoHS/FCCWorking life:50000hrsOperating temperature:-30 to +85 diploma centigrade(-22 to +185 Fahrenheit)Welding temperature: 120°Centigrade in 5 secondPlease seek advice from the fine (anode +) and destructive (cathode -) sign on Leds are official LED Chip supplier,we have all colors of this will visit our store for checking.