Details 1; Tripod Design - Anti-shake system; special tripod 3D gyroscope; very stable during multiple zooms.2; Clearer Scenes - BAK4 prism lens; 30 times closer and large field of view; clearer and more colorful scenes. Excellent light transmittance and brightness; brighter and clearer images.3; Night Vision Function - Built-in night vision function; you can see when there is light at night. Turn on the auto focus and blur the background; you can focus on people or objects need to be observed.4