Led Lights Tire Valve Cap Universal 2 In 1 Durable 2 Pcs Car Accessories for Bikes Neon Light Led Tire LampDescription:* With Motion Sensor Led Light for Bicycles, Motorcycles, Cars, Trucks * With Motion Sensor LED Lights Packed 2 in 1. Lights and Valve Connectors.* It can be easily installed on a wide range of vehicles, such as American bicycles, motorcycles, cars, trucks, etc.* The light makes the wheel incredibly beautiful and announces your presence for safety at night.* Don't forget to take out the square of the battery cover, to activate the batterySpecifications:* Available colorsBlue(blue LED),Green(green LED),Pink(red LED),Yellow(yellow LED)*Construction material: pvc aluminum* Battery used: 3 * LR1130 batteries included* Length: 6.1/2.5"* Diameter: 2.5cm/1.25"* Construction material: pvc aluminum* Battery used: 3 * LR1130 batteries included* Length: 6.1/2.5"* Diameter: 2.5cm/1.25"Package included:2 * Tire wheel trim (with batteries)Notes: Buyers' Attention:1. When you get the baby for the first time, you need to unscrew the back cover and take out the insulation sheet in the middle of the battery or in the middle of the battery and spring, otherwise it is a short circuit phenomenon and it will not light up2. In the first link, pay attention to the battery anyway, do not install it backwards3. This lamp has the condition that it is induced by vibration and will light up when there is vibration. Under relatively static conditions, this lamp is