EOtech 558 Red/Green Dot Holographic Sight

Sight clearly under any condition with the EOtech 558 Red/Green Dot Holographic Sight! It offers unlimited eye-relief and easy setup, fitting any 20mm Rail for gel blasters or airsoft. Elevation adjustment and a view of the side of Leverage are supported, and the shockproof and weatherproof aluminum alloy aircraft grade material ensures reliability and durability. 

Features:

Unlimited eye-relief.
Easy to setup, fits any 20mm Rail for gel blasters, airsoft.
elevation adjustment and view of the side of Leverage.
Shockproof and weatherproof materials.
Easy to install with built-in quick detachable.

Specification:

Magnification: 1X
Fittings: Scope cover,Lens cleaning cloth.
Type Illuminated: 20 level brightness red and green reticle to provide maximum flexibility in different lighting conditions.
Focus Type: Fixed.
Material: aluminum alloy aircraft grade.
Color: black / tan / silver
Battery: CR123 * 1 battery. (not included)

Function key:

Up arrow button: Power on and increase brightness.
Down arrow button: Power on and reduce glare.
Up and down arrow keys: off, pressing the keys simultaneously to turn off.