The Shark Skwal LED Motorcycle helmet is the 1st helmet with LEDS system. The Skwal also offers Autoseal system, making the visor adhering to the helmet's gasket much better at combatting water and cold, an extremely lightweight shell of 1470g, thermoplastic resin shell, visor can be fitted with a Pinlock Max Vision film insert, integrated UV380 label and anti-scratch sun visor, optimal comfort for the persons wearing glasses, micro lock buckle system, Sharktooth compatible, washable interior and quick release visor system. The LED lights are powered by a battery lasting 5-8 hours per charge, and are recharged via a USB charging system. Very easy to use.