SPECIFICATIONS
 
 
 
551 Features:
 
  power safe feature, automatic power-off in 2 hours
  Easy to setup, fits any 20mm rail
  Elevation and Leverage adjustment on the side of sight
  Colour: black
  Battery: 4 x LR44 batteries (Not Included)
  Dimension: 10 cm (L) x 5cm (W) x 6cm (H)
  About Weight: 220g
  A: brightness adjustment (upward)
  B: brightness adjustment (downward)
  C: Reticle colour switching (Red / Green)
 
 
 
 
552 Features: