Holosun 403B 20mm 2moa Red Shake awake Optic HSHS403B

The 403B is a small compact micro red dot optic. Employing Holosuns
LED technology, the lifetime for one CR2032 battery can be up to 5
years. This optic features Holosuns ,Shake Awake, technology that powers
the optic on with slight movement of the 403B. It may be installed on
various firearms such as shotguns, pistols, air rifles and crossbows.
The HS403B is compatible with standard mounts.

Features :

* Designed for day and night use
* 2 MOA on dot size
* Parallax-free
* Unaffected by extreme weather conditions
* Durable construction