Dual Color COB LED,3000K & 6000K In One Lamp When we turn on the bulb at first time , it is 6000K white color , then trun off and turn on again , It will swtich to 3000K yellow color , very easy . Advantage : Most of Car LED Bulbs only have one colors , our dual color led have 2 colors . We can use 6000K in normal weather condition . When it is rainy, foggy weather , using 6000K Is hard to drive , so we can use 3000K , it will be safer. Power: 80 /set (40W / bulb) Luminous Flux: 2400lm Operating Voltage: DC 12V - 24V Color Temperature: 3000K Yellow & 6000K White IP65 rated water and dust seal Operating Temperature: -40-85 degree Celsius Over 50000hrs lifetime Usage: Car fog lights DRL Driving Lamp Installation:Plug and play Heat Dissipation:Aviation aluminum radiator Please note this bulbs is not for high beam light. Package Included: 2x Dual Color LED Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.