Works well, barely used.

Specifications: Output types: Turbo (630 lumens), high (277 lumens), mid (93 lumens), low (13 lumens) Flashing outputs: Strobe, slow flashing, SOS, fast flashing Max beam length: 984 feet Central light strength: 18,000 candelas Impact-resistance: Withstands impact from 1.5 meters Waterproof: Yes, to IPX-8 standard Bulb: Cree MC-E LED Bulb lifespan: 50,000 hours Batteries: 8 1.5-volt AA (Ni-MH or alkaline) Dimensions: 1.57-inch body diameter, 2.44-inch head diameter, 7.87 inches long Weight: 9.38 ounces (not including batteries)