... of 6061 aluminum, Lens is Unbreakable polycarbonateProduct Feature:1. Easy to install using the / - cable.2. Small installation dimensions.3. ... .6. Optional separate product accessories, batteries, electricity,enough to supply a more than 3.5 hours or handlebar or ... rating, vibration testing and smart accessoriesare usually possible.Products Apply To: MC, ATV, Enduro helmet or climbing, rescue, mining ...