720P HD: Monocular night vision device adopts glass optical lens and BAK4 FMC multilayer coating to obtain high quality image. With the help of IR, it can obtain a larger range of high-quality images in a completely dark environment, easy to find the target, and has the shooting function to obtain clear images and videos, and record wonderful moments.Magnification:5,Dimension of Objectives:35mm Field of View:5x3.75,The Range of Ocular Adjustment: 0.6.Use at night please to check IR statusLarge field of view, easy to store: The digital night vision device has a fixed 5x optical magnification, 30mm objective lens size and 850NM infrared illuminator, which makes the monocular night vision telescope have a good observation effect during the day and night Infrared Illuminator: 940NM. Observing Distance(Low Light Environment):2m. Observing Distance(Full Dark Environment):0--200m.The infrared night vision telescope is equipped without a battery, which can be charged through a USB connection. And the pictures/videos in the night vision device can be transferred to the PC for backup via USB.Power Voltage:3.7V, Charging Source:5.0V/1A AdapterSingle-eye night vision telescope is small and portable, can be used manually, and is easy to operate. Can be put in a storage bag when not in use.Please refer to the manual before the first use, or view the picture introduction