User Manual

 After power on, short press power button to turn off eyepiece
display, short press again to wake up the eyepiece.
Digital zoom button
 Short press, X2、X3、X4 image digital zoom switch，Can zoom in
and out on the target in real time;
 Long press 3 seconds, image manually calibration.
Photo button
 Short press: photograph; Long press: start video recording, short
press again to end the video recording.
Menu knob
 Press the knob for 2 seconds to pop up the image menu, Switch the menu function
by turning the knob, short press to confirm the function, long press the menu to
exit.
Main menu function description