Xkglow 2-in-1 RGB H4 LED Headlight Bulb Kit These unique LED bulbs are dual purpose an LED bulb and a color changing devil eye all in one! These bulbs will give your headlights an awesome devil eye effect with the help of XKGLOW's industry leading XKchrome Smartphone Controller. When that sun goes down and your stock halogen bulbs leave a lot to be desired, we've got you covered! More light Fresh look What's not to love! Features: 2-in-1 bulb with app controlled RGB devil eye 25W white + 3W RGB per bulb with Turn Signal feature Up to 100 increase in effective lux over halogen Mimics halogen filament for accurately focused light output Single copper PCB design for maximum heat management Auto-OFF feature turns RGB off when main white chip is activated Sync light to music(Now support 3rd party streaming music), speed or acceleration 16 million colors. Capture color with camera Over 15 holiday themes and DIY theme builder Tech Specs: 12V DC input Bluetooth 4.0 Low Energy Android 4.4 version or higher. iOS 9 or higher Sensor wire input: 12V DC Bulb Specs: White LED chip: 25W, 2400 lm per bulb. RGB LED chip: 3W per bulb. Input voltage: 9-18V DC Color temperature: 6000K Aluminum: 6063 Waterproof: Ip67 Plug types: H7 H8 H10 H11 H16 HB2 HB3 HB4 HB5 9005 9006 9011 9012 May not fit with dust cover