[Chip] H4 LEDs are manufactured with high quality chips. which do not fade over time. Each bulb comes with 4 sets of beads and the unique design. Double light output is more perfect than the cutting line of halogen lamps, emitting a perfectly clear beam of light without glare, giving you an extremely wide and clear view for easy driving in the dark or on rough roads. [Standard socket] Designed 1:1 according to the original H4 bulb, it has a better cutting line for high and low beam and works perfectly. The bulb produces 6500K cool white light, which is over 300% brighter than halogen lamps. Plug and play, no modification required, just unplug the old bulb, plug in the H4 LED bulb and start to build. use it immediately. [Wide voltage] The H4 LED bulb has a wide voltage of 9V-32V DC, suitable for: updating level of car headlights 12V-24V. LED H4 can start immediately and reach full brightness. instantly, regardless of high current and voltage. Built-in smart chip for reverse plug