Feature: 1. Universal Compatibility: Fits most motorcycles and electric vehicles helmets. With upgraded design to withstand various harsh conditions, ensuring both durability and stability. 2. Stable Rain Wiping System: Upgraded water resistant body and reliable intelligent wiper system ensures excellent performance, giving you efficient and consistent wiping action. 3. Convenient Dual Speed Switch: The helmet wiper features a 2 speed switch with a large, easily accessible button for easy toggling, ensuring convenient use. 4. Wide Swinging Range: 170° swinging range with spring design that closely fits the curvature of the mirror, delivering a clean swipe with every pass, reliable and dependable. 5. Adjustable Extension Bracket: The retractable bracket can accommodate a minimum mirror height of 12cm, extendable by 2cm, ensuring a precise fit and optimal performance. Specification: Item Type: Motorcycle Helmet Wiper Color: Black + White Charging Power: 5V 1A Rated Working Voltage: DC 5V Rated Power: 2W Battery Capacity: 800mAh Battery Type: Lithium Battery (Shipped with Built in Battery) Swing Range: 170° Switch: 2 Speed Switch Features: Extendable Bracket Can Adapt to Minimum Mirror Height 12cm, Extendable by 2cm Application: Suitable for most Motorcycle and Electric Vehicle Helmets . Package List: 1 x Helmet Wiper 1 x Mounting Base 2 x Screwdriver 2 x Screws 1 x Charging Cable 1 x Cleaning Spray Bottle 1 x Instruction Manual