This tubeless design reflex lens aperture provides a wide field of view. Suitable for rapid-firing or shooting of moving targets besides normal shooting. This red dot contains a seperate witch with 3 steps for OFF, LOW BRIGHTNESS, or HIGH BRIGHTNESS.
Using the allen wrench provided, remove hex screws. Turn sight upside down to remove the bottom part of sight. Replace it with 3V lithium battery. Battery included.
Your red dot sight fits on standard weaver picatinny rails. Simply unscrew the weaver base knob and place the sight over weaver base on top of your weapon and tighten firmly.
Windage and Elevation Adjustments:
Before you make any adjustments, make sure to loosen two locking screws to avoid damage of merchadise. Use the flat screw driver to adjust elevation adjustment screw and windage adjustment screw. Tighten two locking screws after adjustment is complete.