Impact resistant head prevents damage from accidental dropping High impact window safeguards LED from damage Patented Precision Optical System provides thermal management while harnessing and projecting a powerful beam Electronically controlled advanced electronic circuitry provides uniform light output Rubber grip non-slip for sure handlingOnly the best will do for professionals. The INOVA Bolt Lithium powered flashlight is the finest of its kind. Made with the same advanced technology used in our police and military flashlights with a military spec anodized finish, it projects a beam up to 250 feet. A tool made for hard knocks and unpredictable weather, the Bolt lithium features an aerospace-grade aluminum body machined from solid bar stock (not extruded tubing), water-resistant construction and non-slip rubber grip. Non-rolling geometry keeps this portable lightning bolt in place. The tactical end-cap activates momentary on and constant on/off mode. Completes any professional toolbox.