NIKAVI Car Headlight Bulbs With Dual Light Bulb High Low Beam H4 40W (H7)

Auto Headlight Bulbs With Dual Light Bulb High Low Beam H4 40W It is combined with high low beam with CE ROSH ISO9001 TS16949TUV SAE. Suitable for all kind of car type Professional exterior process and fine electrophoresis surface process,with strong corrosion-proof and anti-oxygen capability. 2. Parameter of high low beam h4 Power:40W input Voltage:DC12-24V Lumens?2000/4000lm CCT.:6000K Brass vacuum technology. Thermo-electricity separation technology. Double vertical roller fan. Auto-class LEDs . ?90%High Driver Efficiency Headlight Kit: H4 Feature and applications of the high low beam h4 bass vacuum technology: vacuum, tube filled with cooper power and distilled water of low boiling point, so the heat source can fastly spread the cold. Thermo-electricity separation technology: effective thermal conductivity between the led chip and the cooper plate PCB, the thermal conductivity up to 386w/m*a Model No:NKVA03C Power 40 watts Lumen:4000lm Color Temperature:6000K Voltage:DC12 - 24V Material:Aviation aluminum housing Lifespan:30000 hrs Certification:CE, RoHs, E-mark, E9