CYF-E Cross Cursor Digital Night Vision Monocular 850nm Infrared Scope Hunting. WIFI NVG10 Digital Night Vision Goggles Green 1080P 6XZoom Monocular Viewer 200M. - The digital night vision monocular has a cross visual reticle, you can press the "+" and "-" keys to move up, down, left and right to match the crosshair in the sight(press and hold the "+" key for 3 seconds, after showing "UD" letter then can move it up and down, long press "-" can get on/off the cross cursor), the higher the overlap, the higher the accuracy.
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