Achieves clear view up to 5X optical zoom and 8X digital zoom allowing to zoom in or zoom out. 3.5" large view screen with high definition for binocular,which has photo,video and replay functions. Digital night vision binocular for both day and nighttime use,allows viewing in the dark up to 500m/546yard.And IR light to easy adjust with 9 IR levels.Please cover the lens with the infrared filter cap in bright conditions,or remove the cap in dark conditions. Built-in a 2200mAh battery,easy to recharge from your power bank,charger,etc. 16G TF card included can enlarge the storage for your photos and videos.