This flashlight has been engineered to meet a variety of hands-free task illumination requirements with various color LEDs operable at varying outputs and runtimes. The flashlight features a 185 tilting head and belt or web clip to allow positioning of the illumination source at the work area. Features C4 LED technology, white, impervious to shock with 50,000Hr lifetime. Unbreakable polycarbonate lens with scratch-resistant coating. Gasket-sealed. Two 2 AA size alkaline cells provide fast replacement with readily available batteries. Lithium AA cells allow extended operation in extreme temperature environments 40F to 150F . Tactile battery polarity indication on body facilitates battery replacement in the dark. Battery compartment cap tethered to prevent loss of cap. Tactile indicator on rotary knob for IR LED position. Green LED position for Sportsman model. Push-button switch enables/disables selected illumination source. Double-click of push-button init Streamlight Sidewinder Rescue Sidewinder Rescue Aviation Model ; Clam