(2 colors switching between hb3 / hb4 LED Fog with Memory Function) Repeat the switch ON/OFF to switch between white and lime green, so you can instantly adapt to your changing road conditions. You can choose white light on dry road surfaces, or lime green light emitting with yellow and green on wet surfaces with poor visibility. If you feel good, you want to change the atmosphere of your car. This product is recommended for those who like to use It also has a memory function that remembers the color that was lit up right even when the engine is turned off. No need to worry about changing the color every time [Prevented fog light condensation prevention] Traditional fog lamps have not enough condensation protection, so water may enter the fog light or have droplets on the inside of the lens. " is often worried about it. This HB3/HB4 LED Fog 2-color switch has a double waterproof O-ring on the back of the washer to block water intrusion paths, preventing fog light condensation. Safe even on rainy days (360° Adjustable Angle for Overwhelming Light Distribution) This hb3/hb4 led fog 2-color switch allows the base to rotate 360°, so you can adjust the angle of mounting according to your car's reflector. With cut lines, it is gentle on oncoming vehicles, and the illumination range and brightness is overwhelming (Easy to install all-in-one design) The built-in driver is integrated and the fanless design is extremely compact. Installation is very easy as removing the factory valve and replacing it with this product, then connecting the coupler. Stronger socket than conventional integrated fog lights to prevent damage during installation This Hb3 / HB4 LED Fog comes with 2 color switching warranty period. If you have any problems during use, please feel free to contact us