Streamlight Nightfighter X C4 LED, Lithium, Black

The Nightfighter X is the brightest light in the ultra-light Nightfighter series with added function of a strobe mode.

Features
C4® LED technology, with a 50,000 hour lifetime.
High temperature glass.Two 3 Volt "CR 123A" lithium batteries with a shelf life of ten years.
Multi-function, push-button tactical tailswitch. One handed operation of momentary, variable intensity or strobe mode.
IPX4 rated design, three meter impact resistance tested, pocket clip, adjustable lanyard, adjustable grip-ring, serialized for positive identification, water resistant, anti-roll head, LED Solid State power regulation provides maximum light output throughout battery life.