Night Vision Goggles Helmet & Head Mounted Binoculars Digital Infrared GogglesYK

7 X Adjustable Level & 5 X Digital Zoom This night vision binoculars & goggles, with its 5X digital zoom, It will allow you to see things clearly at night time, even in low light condition without IR. And 7 gears infrared night vision adjustment and 850NM infrared ray will help you to spot the animals precisely and clearly in the dark. Notice: The IR function is allowed to use in night time. Please press " IR " button to open the IR feature before using during the night. How to use IR function: Short press "IR+" button: increase the brightness up to the effect you would prefer, max level is "7"; Press "IR-" to decrease it. The higher the infrared light level is adjusted, the clearer the target in the dark observation is. Long press "IR+/-" button, the magnifier will shows in the down right corner of the screen, you can adjust the grade of digital zoom as you need. Specifications Viewing distance in complete darkness About 300 meters Low light or daytime observation distance 3 m