【600% BRIGHTER】- Each h4 bulb has 24pcs top automotive grade CSP chips ( 20000LM, 6500K cool white ) which make it 5 times brighter than traditional halogen bulbs.
【EXCELLENT BEAM PATTERN】- The 9003 bulb use same beam pattern as original halogen bulbs but can deliver wider and further range light on road, without any dark spots nor glare to the oncoming traffic to ensure you a safer driving.
【CANBus-READY FOR 98% VEHICLES】- The h4 bulb can work with 99% vehicle computer systems without any error nor radio interference. (NOTE: Very few models may require installation of additional CANBus decoder, you can contact us for confirmation before purchase).
【50,000 HOURS LIFESPAN】- The h4 bulb hi/lo beam are equipped with a full aviation aluminum body plus a 12,000 RPM powerful turbo-cool-fan to ensure you the longest life duration while making bright and continuous h4 light bulbs.
【5-MIN SIMPLE INSTALLATION】- The 9003 bulb hi/lo beam can be installed within just 10 mins by simply plugging and playing. It is also IP68 waterproof, dustproof and cold-resistant (-40℉~+300℉) that you are worry-free to use under all types of weather conditions.