☛BLUE ELF, is a fast-growing auto parts supplier on Amazon. We keep focused on design and quality to make better parts for your safer driving. We also have several modern logistics centers in CA and NY to offer a faster delivery. Description: Material: PVC Size: 2.3 INCH *Motion activated Led Light for Bike, Motorcycle, Car, Truck Wheels *Motion Activated LED lights packaged 2 in 1. Lights & Valve connectors. *Can be easily installed it on a wide range of vehicles such us bikes, motorbikes, cars , Truck etc. *The light makes the wheel amazingly beautiful and announces your presence for safety at night. *Please do not forget to remove battery guard square in order to activate battery Specifications: Tire valve cap lights screw onto the valve stem of your car, bicycles or motorcycle in seconds. Universal fitment and easy to install no special wires, can be easily installed and removed. Fits most valves of road, mountain bicycles, motocycles and cars. Bright led will turn on while the vehicle is moving and off when stop. Silver body with ultra bright, long life-span led lights. Car lights increase night-time and bad weather visibility for safety. IP65 waterproof design, cycling spoke light work great in rain or snow to enhance visibility, no longer worried about the bike tire lights will be damaged when riding in bad weather condition. Please don’t soak it in water for a long time.