HD 551 Red Green Dot Tactical Airsoft Scope Illumination Riflescope HoloSight

551 Red Green Reticle Illumination Holosight Features Sharp and clear reticle 10 brightness level red and green dot sight Power safe feature, automatic power-off in 2 hours Easy to setup, fits any 20mm rail Shockproof and weather proof material Elevation and leverage adjustment on the side of sight Specification Color: Black Weight: 0.44lbs Battery: 4 x AG13/LR44 Batteries (included) Dimensions: 10.5 cm (L) x 5cm (W) x 6.5cm (H) Operation Instruction Upward: brightness adjustment and Turn on Power Downward: brightness adjustment NV: Reticle color switching (Red / Green) Upward + Downward: turn off reticle Items Included 1 x Red/green Dot Holographic Sight 4 x AG13 Batteries 1 x Cleaning Cloth 1 x User Manual