This headlamp is designed to respond to all the needs of the terrain: close-range work, moving around and long-range vision. May be worn on the head with the headband, mounted on a helmet or placed on the ground. Resistant to falls up to 2 meters and crushing up to 176 lbs. Chemical resistance to oils, greases, glue, hydrocarbons, white spirits, and bleach. Wt: 5.6 oz.