WE - WeTech 881 Holographic Sight - is a replica of the Eotech 551. It is a small compact sight that works well either indoors or outdoors. This sight fits via a standard 20mm ris rail. Also includes protector cover, lens cloth, instruction manual and a adjustment tool.

Product Details:
Manufacturer: WE
Construction: Alloy Metal, Polymer battery cover
Compatibility: Most 20mm RIS rail

Features:
Authentic replica Eotech 551
Windage and elevation adjustment
Adjustable 3 setting brightness
Adjustable green / red reticule
Powered by x2 LR44 1.5V batteries (Included)

Package Includes:
Sight
Sight cover
Lens cloth
Adjustment tool
Instruction manual