Description: This colorful Motion Activated LED bike wheel light has 2 lights in pack with 2 valve connectors included. You can easily install it on a wide range of vehicles including different kinds of bikes, motorbikes, cars etc. The light makes the wheel amazingly beautiful and announces your presence for safety at night. Compatible with Schrader (American) and British (Dunlop) tire valves. Not compatible with French (Presta) valves. Motion Activated, Bright led will turn on while the vehicle is moving and off when stop. Universal fitment and easy to install no special wires, can be easily installed and removed. Lights increase night-time and bad weather visibility for safety. Specifications: Material: PVC+aluminum Max Length: 6.1/2.5 Max Diameter: 2.5cm/1.25 Package Included: packing include: 2*Valve light