Feature:1. New high qualityThe turn signal lamp is attached to the motorcycle helmet and has a fairly obvious warning effect, especially in foggy, rainy or snowy weather, at night or in a dark environment, thus effectively preventing rear collision and ensuring driver safety.2. This product is common to all kinds of motorcycles on the market.3. 20 minutes of autonomy every day for a month (excluding batteries)4. Life time is 5000 hours5. Glue 3*M, the best glue to ensure that your kit will not fly away at high speed.6. Flashing all the time, three stop mode warningspecification:Material: PVCSize: 380 * 35mmEl thickness: 2 (mm)Weight: 120gSize: 380 * 35 (mm)EL power supply: 3VApplication: Compatible with any helmet.Battery: 2 AA batteries (not included)The package includes:2x luminous stripe (Or 4x luminous stripe)1 x 1 meter extension cable 11x battery box1x one to two lines( Or 2x one to two lines)