Product parameters I
This one is a highly engineered sealed reflex sight that eliminates
thetube-effect typically associated with other sealed reflex-style sights.
The modern design incorporates a 28mm aperture that allows easier target acquisition.
Its 1.75 MOA dot is small enough for precision and bright enough for speed.
Specification: .
Manually Adjustable Brightness Controls
Compact Snag Free Design
Military Grade Aluminum Alloy Housing
Multi-Layer Broadband Anti-Reflective Coating
One (1) AA Alkaline or Lithium Battery(not including)

power supply :solar power system
OR1xAA(1.5V)Lithium battery (Does not contain battery)
Magnification:1X
Size:97Lx65Wx73Hmm
weight:388g
Unlimited eye -relief
fittings:scope ,lens cleaning cloth