Bicycle Night Riding Light Children's Bike Mountain Bike Valve Light Long Sensor Light Stick Outdoor Accessories Riding Valve Light

[Product Name] Fluorescent Stick Type Hot Wheels Valve Light [Material] Half Aluminum Half Plastic [Circuit] Independent Circuit Design, Consists of Dynamic Sensing Circuit and Lighting Circuit [Color] Red, Yellow, Green, and Blue, What Color LED Bulb Inside Emits What Light [Packaging] Color Card Blister [Power Supply] 3 AG10 Button Batteries (Product Comes with) A: This type of Hot Wheels is Single Sensing Vibration Type, Meaning It Lights Up When the Wheel Spins, Looks Very Beautiful B: Fine Craftsmanship C: Screw onto the Wheel Valve Note to Buyers: 1. When Using for the First Time, Be Sure to Unscrew the Back Cover and Remove the Insulation Sheet Between the Battery and the Spring, Otherwise It Will Short Circuit and Not Light Up! 2. In the First Step, Pay Attention to the Battery Orientation, Don't Install It Reversely!!3. This lamp has a condition that it is sensor vibration. It will only shine when there is vibration. When it is relatively stationary, this lamp will not light up