ITEM NAME:Mini H7 LED Headlight Bulbs,60W 10000Lm 4700Lux 6500K Cool White Extremely H5B1 Mini H7 LED Headlight Bulbs,60W 10000Lm 4700Lux 6500K Cool White Extremely H5B1 EXTREMELY SMALL VOLUME-Are you still afraid led bulbs are too big for your housing? Mini Series H4(9003 hi/lo)led headlight bulbs are suitable for mostly 95% vehicles,the diameter of heatsink base is just 30mm.no need modify circuit and punch holes,quickly replacement,easy installation. STRONG BRIGHTNESS-With Multi-core Eutectic Technology Chips,4700Lux,6500K cool white,combined total of up to10,000 Lumens Per Pair,make our headlight 4 times brighter than original halogen bulb ,strong penetration,better condensing performance. 3D Surround Stereo cooling system-Adopted aircraft grade aluminum with high thermal conductivity Nano layer,0.8mm double-sided laminated copper substrade,built-in high speed heat dissipationg fan,insert EMC Intelligent temperature control system,speed of heat dissipation 5 times faster than other materials.Thermal conductivity up to 400w/m.k. DIY INNOVATION MINI FAN-Easy Replacement,cost saving,more Humanization.If the fan is defective,you don't need to change the bulb,just press the buckle of heatsink to open the bottom cover of fan by special tools as equiped and pull out the power connector lightly to replace new fan. Model: H7(9003 Hi/Lo) - 2CR Input Power: L/30 W,H/30 W Operating Voltage: DC 9-32 V Luminous Flux: L/5000 LM,H/5000 LM IP Rate: IP65 Placement on Vehicle: Front Left/Right Installation: Plug and Play. Color Temperature: 6500 K Heat Dissipation Theory: Aviation aluminum 6063 Operation Life: Greater than 30,000 hrs Operating Temperature: -40 Celsius ~+80 Celsius colour: black Material: aluminum Package: 2 * car lights Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.