Features a lightweight impact resistant nylon polymer case designed with non-slip rubber comfort grip unbreakable polycarbonate lens with scratch-resistant coating O-ring sealed for water resistance. Optimized electronics provides regulated intensity. Deep-dish parabolic reflector produces a tight beam with optimal peripheral illumination to aid in navigation. Also features a multi-function push-button barrel on off and mode changing switch for one handed operation of momentary variable intensity or strobe mode. This model comes with a rechargeable Ni-Cd battery and 2-Sleeve 120-volt AC DC charger."