1.The turn signal light is attached to a motorcycle helmet for warning effect which is quite obvious especially in foggy, rainy, or snowy weather, or at night or in dark environment, thereby effectively preventing rear-end collisions and ensuring drivers safety. 2. This product is universal for all kinds of motorcycles in the market. 3. with waterproof design, the product can not be easily corroded. 4. 20 minutes of battery life per day for one month (excluding battery). 5. The service life is 10000 hours. 6. Constant light - Slow flash - Quick flash - Offthree - Four stop mode. 7. Voice-activated lighting, flashing according to the rhythm of the music in the scene, the size of the sound and the rhythm of the beat. 8. Waterproof , Flexible , Cutable , High temperature resistance , Low temperature resistance. Specification: Product type: Motorcycle Helmet Turn Signal Light. Color: Blue, Green, Pink, Blue, Ice Blue, Yellow, White. EL thickness: 2mm. EL Weight: 0.5g. EL power source: 3V. Fitment: Suitable for all type of motorcycle. Package Included: 1 X Pair Helmet LED Strip Light. 1 X 3V Driver (2AA Battery not included). 2 X Connector. 1 X 1m Extension Cord