The battery-powered Class I, II and III / Division 1 Groups A-G headlamp for hazardous locations has five brightness modes with spotlight and flood- lamp settings. It has a run-time between four and 40 hours, depending on usage, and a maximum beam distance of 100 meters. The headlamp attaches to a hardhat using a rubber strap and adhesive strip and can be used on its own with a nylon strap. It is IP64 rated for dust and water resistance. Milwaukee Tools; www.milwaukeetool.com