557 Type Red/Green Dot Sight -- 10 Level Brightness Adjustment for each color dot -- Control Panel located on left hand side -- QD Big Nut Design for fast install / detachment

Replica of Holographic Red/Green Dot Sight 10 level brightness for adjustment the red/green dot Big Nut QD Design for fast install / detachment Mount on any 20mm weaver standard rail Operated by 2 x AA battery Anti-glare reflective coating on front facing lens also give good optical clarity Parallax Free with Shock Proof, Weather Proof, & Fog Proof Easy Hook Up, Install in just seconds

Red/Green reticle selection

Color: Black

Magnification: 1 x

Mount: Included

Battery: aaa x 2 (included)

weight:314 g

size:13*6,5*4,8cm