Item Type: Helmet dragonfly fan Material: Plastic Weight: Approx. 75g / 2.6oz 1Durable and Long Lasting: Crafted with premium plastic materials, this wind powered helmet fan is built to withstand daily use and has an extended lifespan, ensuring years of reliable performance. 2Wind Powered Illumination: With just a gentle breeze, the lights on this helmet fan device will automatically activate, providing bright and efficient illumination for your safety and visibility on the road. 3Fun and Whimsical Design: The adorable dragonfly of this rotating small fan adds a touch of playfulness to your rides, making it a unique and eye catching accessory for your helmet. 4Versatile Installation: Designed to be easily installed on various types of helmets, including electric bikes and motorcycles, this fan device offers convenience and flexibility for all riders. 5Enhanced Nighttime Safety: When blown by the wind, the lights of this fan emit a super bright glow, greatly increasing your visibility and ensuring safer rides in low light conditions. 1 x Helmet 1 x Data Cable 1 x Adhesive Pad