Function: Red Dot
Brand Name: spike
Model Number: HD551
Type: RIFLE
Magnification: 1X
Objective Lens Dia: 22mm
Field Of View: 15.8m@100m
Reticle Mode: One(Dot)
Dot Color: Red and Green dot
Casing Material: Aluminum
Operation Switch: Button
Power: 4x AG13/LR44 button battery.(Not included)
Rail Mount Size: 22mm max