Digital Infrared Illuminator IR Night Vision Monocular Scope Hunting Telescope. Functions: day and night vision, taking photos, recording and replaying, etc. Playback on device, monitor or PC. Infrared imaging, with higher definition at low light. With USB 2.0 port, video output and power port, more practical. Work time: about one hour while opening the auxiliary light, 2.5. Hours while not opening it. Buit-in adjustable infrared illuminator. The view distance (low light): approx. 200m / 7874 inches. The view distance (full dark): infinity. It is equipped with external power. High capacity chargeable lithium-ion battery, 750mAh, 3.7V please. Ensure the battery would be charged for 10 hours in the first time to. Make it work best. Equipped with a portable bag for storing, easy to carry. Quick to setup and easy operation. High-quality robust construction. Open the auxiliary light while in the dark environment and adjust the brightness. If there is a light source like streetlight and moonlight, you just need to adjust the objective zoom and do not need to open the auxiliary light. For: Beach, Bird watching, Boating/Yachting, Horse racing, Hunting, Outdoor activities, Sports, Theater, Travel. Prism System and Material: Porro BAK4. Body Coated with Rubber: Yes. Objective Lens (mm) : 40mm. Field of view: 200m. Field Angle(degree): 7.6 degrees. Exit pupil distance: 20mm. Features: Adjustable focus, Anti-slip, Digital Camera Design, Night Vision. Package weight: 0.809 kg. Product size (L x W x H): 20.00 x 8.60 x 5.60 cm / 7.87 x 3.39 x 2.2 inches. Package size (L x W x H): 22.00 x 14.00 x 7.00 cm / 8.66 x 5.51 x 2.76 inches. 1 x Infrared Digital Video Night Vision Telescope. 1 x AV Video Cable. 1 x USB Cable. 1 x Storage Bag. 1 x English User Manual. 1 x Wrist Strap. 1 x Lens Cloth. Immediately you paid for the order. Communication always is best way to solve problem. We accept any return in 30 days that we promise. If item is defect or wrong when it. Please never return the parcel without agreement. From us, it is no possible for us to get the parcel. We at strive to give all of our customers a 5 star service. As this helps us maintain a quality service. Communication is very important, we believe we can resolve all the problem with you. It’s our pleasure to answer any questions you have. (weekend and holidays excluded).