With a smooth, easy grip, ergonomic enclosure and a high output LED light source, giving up to ICQ lumens of light output and bespoke optics delivering a narrow high intensity beam. Push button tail switch. Sealed switch design protects it from corrosion caused by battery leakage. Impact and chemical resistant Engineering lens providing excellent resistance to impact damage. lt is sealed dust tight and protected from water immersion with an Ip68 rated enclosure.Set screw helps to avoid batteries being changed out, or the housing inadvertently being opened in a hazardous environment. The flashlight has a battery duration of up to 4 hours, after which it is recommended that the user replaces the cells to avoid the risk of battery leakage.