The 4-1/2" long, 3.2-oz. SureFire E2 Outdoorsman flashlight is powered by two lithium batteries with a 10-year shelf life and proprietary lamp/reflector designed to produce 25 lumens of light. Additional features include:
- A military specification finish on a machined aerospace-grade aluminum exterior that is hard-anodized for added durability and corrosion resistance.
- A stainless steel pocket clip that accepts an optional wrist lanyard.
- A patented lockout tail cap feature that allows the tail-cap switch to be locked in the off position to eliminate accidentally turning it on, and draining the battery.
- A red filter is included to avoid spooking game during pre-dawn hours, while the included blue filter allows for easier tracking of blood trails.