Features： 1、1. Brand new and high-quality, the turn signal lamp is installed on the motorcycle helmet, which has a quite obvious warning effect, especially in fog, rain or snow, night or dark environment, effectively preventing rear collision and ensuring the safety of the driver. 2、2. This product is universal for all types of motorcycles on the market. 3、3. Use it independently for 20 minutes a day for one month. (Batteries not included) 4、4. The service life is 5000 hours. 5、5. Strong adhesive, the best glue, to ensure that your kit will not fly away at high speed. 6、6. Three modes: long light/slow flashing/fast flashing. Specification： Material: PVC Size: long strip: 32.5CM; short strip: 23CM El thickness: 2 (mm) EL power supply: 3V Application: Compatible for any helmet. Battery: 2*AA batteries (not included) Mode: long light/slow flashing/fast flashing Package List： 4*Light bar 1*1 meter extension cable 1*Battery box