The Trek Lithium survival light is designed for users who want the smallest possible light without sacrificing battery life. This ultra-light flashlight delivers an amazing 200+ hours of light at full power

The Trek Lithium's special high-power lithium battery has a 10-year shelf life and will continue to provide power to -76-F long after alkaline batteries fail at -4-F. Its extreme operating range and super-long battery life make this the perfect emergency or backpacking light. Comes with a custom magnifying lens