ZFLIN H11 (H8 H9) LED Headlight Bulbs W/Clear Acr Beam kit- 80w 8,000Lm 6K Cool White CREE Chips for Car Headlight Replace (Pack of 2) COMPATIBILITY: The DC9V-36V drives fit most vehicles inputs and CPUs. No extra wiring is needed! Just to buy a right model (same as your old bulb code). and plug it right according positive & negative electrode. Conversion can be done in 20mins! PLEASE NOTE German brand cars are NOT SUITABLE. PLEASE check the type of your OEM light. make sure which type you need. WORKMANSHIP:Use aluminium alloy heat sink and Japanese double ball cooling fan for heat radiation.The laboratory test temperature is 78 degree. It shows pretty good performance on road test. even in tropical region. It also performs good in rainy and snowy days. since it is IP68 water proof. BRIGHTNESS:It use 2pcs LED chips on each bulb and works at a high efficiency of 8000Lms/set. It is tested to have over 50. 000 hrs of brilliant continuous working life. 100% positive feedback in brightness!! 100% positive feedback of the wide and penetrating light pattern!! Highly recommended for safe driving at night!! COOLING:No only the slim silver cool bulbs. also an efficient cooling system. Most surprise: it gives the car a remarkable cool looking at night. like it is new PLUG-N-PLAY: No greasy dirt! No mess wiring! No great spending! for most car. installation can be done in 20mins right out of the box!Safe driving in foggy. rainy. sonwy days. hot summer and cold winter days.