2Pcs LED NEON Light Valve Stem CAP for Bike Bicycle Car Motorcycle Wheel Tire Lamp Wheel Tire Light Description: *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: *Available Colors Blue (Blue LED), Green (Green LED), Pink (Red LED), Yellow (Yellow LED) *Build Material : PVC Aluminum *Battery used : 3 * LR1130 batteries Included *Length: 6.1 / 2.5" *Diameter: 2.5 cm / 1.25" *Build Material : PVC Aluminum *Battery used : 3 * LR1130 batteries Included *Length: 6.1 / 2.5" *Diameter: 2.5 cm / 1.25" Package Included: 2*Wheel Tire Lightwith Batteries Notes: Attention buyers: 1. When you receive the baby for the first time, you must unscrew the back cover and remove the insulation sheet in the middle of the battery or the middle of the battery and the spring, otherwise it is a short circuit phenomenon and will not light 2. In the first link, pay attention to the battery anyway, don't install it backwards 3. This lamp has a condition that it is induced by vibration, and it will shine when there is vibration.Under relatively static conditions, this lamp is also not lit.