H4 9003 HB2 LED Headlight Bulbs All-in-One High Low Beam

[New Revolution Design]--Latest upgrade halogen bulb size design led bulbs. All-in-one, 1:1 same size as original halogen bulb. Original standard socket, no any extra wires,100% plug and play/direct replacement with the stock halogen bulbs. [Efficient Heat Dissipation]--Completely integrated aluminum alloy structure perfectly helps to automatically take away the heat, 50% cooler than other LED bulbs without fan, and double ceramic substrates and pure copper material improves the luminous efficiency and works more stably. [7000K Bright White]--H4 LED headlight bulbs are designed with the latest technology to ensure maximum white light output and perfect high and low beam patterns. 300% brighter than your stock halogen bulbs, greatly increase night-time driving visibility and irradiation distance. [30,000 hours Lifespan]--Quanlity CSP LED chips consume less power than traditional halogen bulbs, IP68 waterproof rate, work well in rainy, foggy and other extreme weathers. [12 Mo