Announces Your Presence for Safety at Night! MAIN FEATURES Tire valve cap lights screw onto the valve stem of your car, bicycle, or motorcycle in seconds. It can be easily installed and removed. Fits most valves of road, mountain bicycles, motorcycles, and cars. The bright lead will turn on while the vehicle moves and off when it stops. Car lights increase night-time and dangerous weather visibility for safety, they are Waterproof and shockproof. PRODUCT DETAIL ✔️High Quality Made with premium materials and exceptional attention to detail, it's designed to exceed your expectations, made with precision and attention to the point. ✔️Durability Our product is built to last, with high-quality materials and rigorous testing to ensure maximum durability. ✔️Performance Experience unbeatable performance with our product, you can trust that you're getting the best performance possible for all your needs. 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”