WREWING 8pcs LED Glow-in-The-Dark Tyre Valve Caps with Flash Light - Neon Wheel Lights for Cars, SUVs, Trucks, Motorcycles & Bikes

Customizable Aesthetics: Personalize your vehicle with four vibrant fluorescent color options, creating a dazzling rotating halo effect at night for a unique, luxurious appearance. This eye-catching glow elevates your car’s visual appeal without compromising functionality. Motion-Activated Efficiency: Independent battery-powered lights automatically activate upon motion and deactivate when stopped. Smart energy-saving design prevents power waste during idleness, ensuring prolonged battery life for sustainable long-term use. Enhanced Safety & Protection: Boost 360-degree visibility in darkness and adverse weather with flashing LED lights, safeguarding passengers while adding driving enjoyment. These caps shield tire valves from dirt/dust accumulation, reducing wear and extending tire lifespan for long-term reliability. Universal Compatibility: Fits 0.31-inch inner diameter valve stems on cars, bicycles, motorcycles, trucks, SUVs, and off-road models. Note: Excludes French valves. Delivers striking night light effects across diverse vehicles. Simplified Setup & Troubleshooting: Easy screw-on installation with 8 hexagonal caps. Key steps: Insert AG10 batteries (plain side to spring), fully enclose in black sleeve to prevent shorts, ensure metal strip contacts base. Gently adjust spring if lights malfunction.