Holosun

The HE403B-GR is an Elite version of Holosun's HS403B small compact micro red dot optic. Employing Holosun’s Green LED technology, the lifetime for one CR2032 battery can be up to 5 years and has up to 4x more efficiency when used the high brightness settings! This optic features “Shake Awake” technology that powers the optic on with slight movement of the unit. It may be installed on various firearms such as shotguns, pistols ,air rifles and crossbows. Designed for day and night use Advanced LED technology allows up to 50,000 hours of operation on one CR2032 battery 2 MOA on dot size Unlimited field of view Parallax-free with unlimited eye relief Unaffected by extreme weather conditions Durable and reliable construction Low mount and 1/3 Co-witness mount included