The high intensity Mini Q40 eLED® torchlight features a twin-element projection optics system which creates a medium beam underwater for excellent close-up viewing of marine life. The 2-watt LED emitter gives light as white as daylight which travels further than conventional incandescent light and lasts for thousands of hours without burning out. The Mini Q40 eLED Plus makes for a good safety back-up as well as a close-up light. LED will not break when dropped (no glass or filament) Power control delivers constant light output during battery life. Twist ON/OFF bezel, with a rubber sheath molded over the bezel to reduce glare and improve impact resistance. Works well as a photographers spotting light. Tough, non-corroding ABS and polycarbonate plastic construction. Includes a mask strap enabling you to fish caves and ledges with both hands free. Can also be adapted to fit to side of speargun or onto arm.