Advanced Focus System - fully adjustable focus from a spot to flood beam. Bezel can be rotated into desired focus level.
The flashlight switch has three modes of light output: Press Once: High Intensity Spot/Flood focus, Press Twice: Low Intensity Spot/Flood focus, Press Third Time: High Intensity Strobe Feature
3.7V lithium ion battery for up to 500x's with a sustained illumination reaching up to 3 hours.
Warning: Do not stare directly into light due to intense light beam
Approximately 6 inches in length