XKGlow Error Canceller Capacitor Lite Elite RGB headlight bulbs (2-in-1) in H7 format pair RGB lighting control with an integrated error-cancelling capacitor. Intended for H7 retrofit applications, the design helps address warning signals and stability issues in vehicles that monitor headlight circuits while providing customizable RGB effects for owners upgrading their standard halogen bulbs to LED-based color-capable units.
XK Glow Error Canceller Capacitor Lite Elite RBG Headlight Bulbs (2 in 1) - H7