Description:Light sticks hot wheels valve lampMaterial: plasticCircuit: Independent circuit design， light-operated electric circuit， dynamic sensing circuit， light emitting circuit component.Power supply: Section 3 AG10 button batteries， each hot wheels attached.1. This kind of hot wheels are single induction Vibration type， namely the wheels turn up will be bright， shift is very beautiful.2. Fine craft， full stainless steel.3. Waterproof rubber gasket， turns to valve mouth of the wheels.4. Built-in connector basic. Suitable for every car nozzle， suitable for car，bus，motorcycle， mountain bike.