Folding Red dot reflex lens (22mm X 16mm) folds down flat when not in use.  

The lens can be floded and self-locked at 90 degrees, and the side button is automatically opened. 

There are ten adjustable brightness levels. 

After the power is turned on, it will be automatically turn off after five minutes of static state. 

When there is vibration, it will automatically turn on. 

The vibration switch does not work after the manual button is turned off.

Color : BK / TAN / GRAY