Buztronics Tiresparx Red, White & Blue LED Valve Cap Lights - Lug Nuts Red, White & Blue. Buztronics Tiresparx Red, White & Blue LED Valve Cap Lights - Lug Nuts Red, White & Blue. Screws onto valve stem like a valve cap, Chrome lugnut style LED's. Motion activated, Flashing valve cap Red, White & Blue LED lights. Includes x6 AG10 batteries !