2x 7440 LED bulb car indicator brake light bulb yellow/white/red bulbs 12-30V Features: Constant IC controller will extend the life of the LED bulbs for them keep the current stable even if the working voltage changes during working. The bulbs equipped with constant current driving IC and aluminium circuit board. Fast thermal diffusion, heat resistant, no digital and VHF radio signal interference. Each bulb contains high-power 144PCS 3014LED chips, so it will be much brighter than the normal chips on the market. Made with high quality aluminium which is durable and weather resistant. All-in-one aluminium profile as heat conduction system, 360 degree heat radiate. IP65 waterproof makes it can work in any bad weather conditions.  Quick and easy plug-and-play installation that fits directly into original light housing. Description: Each bulb contains high-power 144PCS 3014LED chips, so it will be much brighter than the normal chips in the market.  Colour:AMBER YELLOW / Red / White Socket type:T20 7443=7440 / 7441 / 7443 / 7442 / 7444 / W21W / WY21W / 7440A / 7440NAK / 7444NAK / 7443LL Lumen:2880 LM. Waterproof: IP65.  Voltage:12-30V Rated power: 22W LED chip type: 3014 SMD LED chips QTY: 144Pcs Material: Aluminium Alloy & Glass & ABS Package Included: 2Pcs T20 7443 LED Bulbs