Maybe you want to ask: 1. Why my original car lights are always dim so that i can not see clearly road when driving? What is original lighting for my car? 2. How to increase brightness for my car lightings? 3. How to replace my original lights with new led headlight bulbs? Here this video can help you to get some information for replacement for original car lighting and increase brightness for driving in the night. CNSUNNYLIGHT AUTO LIGHTING (since 2014) has always been committed to the development and production of highly cost-effective high-brightness LED/laser lamps to meet the growing needs of car owners for a brighter night driving vision. RX50 LED headlight bulbs for cars is designed by CNSUNNYLIGHT AUTO LIGHTING in May, 2022 year. It offers high power 140Watt/pair and stable lighting lumen output, no interference on car radios and has standard 4300k warm white, standard 6000k white lighting, 3000K yellow, 1400K amber. Precise workmanship with CNC work, accurate light type, no light leakage, no blinding, high light efficiency over 90%. For such high power to high brightness, our R&D department use double vacuum copper tubes to make heat conduction. RX50: https://www.aliexpress.com/item/1005004304517678.html Email: info@cnsunnylight.com; Whatsapp: +8618998061368. #CNSUNNYLIGHT #h4led #ledheadlightbulb #howtoinstall #howtoreplace #ledheadlight #140WLED #50000LMLED #brightestled #h7led #h11led #carlights #bmwlights #audilights #carlightfactory #RX50 #RX50LED #RX8 #RX4 #RX7 #200WLED #70WLED #replace #howtovideo #replacementbulbs #install #K5CLED #K5CPLUS #retrofit #retrofitness #retrofitheadlights To know more led headlight bulbs, please check here: RX4/K5C-130W: https://www.aliexpress.com/item/1005003309201796.html K5S-130W: https://www.aliexpress.com/item/1005003287854837.html RX8-130W: https://www.aliexpress.com/item/1005003141534705.html RX7-110W: https://www.aliexpress.com/item/1005003614667550.html RX10-90W: https://www.aliexpress.com/item/1005004056100856.html RX11-110W: https://www.aliexpress.com/item/1005004073990834.html RX20-50W: https://www.aliexpress.com/item/1005004073374120.html RD7-70W/110W:https://www.aliexpress.com/item/1005003693665612.html MX9-100W: https://www.aliexpress.com/item/1005004255249654.html RX9-70W: https://www.aliexpress.com/item/1005003229910254.html P40-100W: https://www.aliexpress.com/item/1005003229828485.html P55-110W: https://www.aliexpress.com/item/1005004074689402.html Thanks for your watching. please comment.