Observation distance during the day: 0.5 meters- viewing. Night vision distance: about 600 meters. Photo resolution:40MP/30MP/25MP/20MP/10MP/8MP/5MP/3MP. Built-in 1.28-inch OLED dual circular high-definition display screen (screen resolution: 416*416) 5x lens magnification, 8x digital zoom. 3500MAH Built-in lithium battery. Infrared light: 3W 850nm strong infrared spotlight. Capture photos/videos during observation. World's first built-in OLED circular screen, with clear and delicate image, rich colors. Built-in microphone and speaker for recording and playback. -mounted night vision device. Main Uses:Hunting, reconnaissance, security and surveillance, camping fun, exploring caves, night fishing and boating, wildlife observation, lighting, security and photography, etc. Lens:F1.0 large aperture, f=25mm Zoom:8-level electronic zoom Display Size:1.28-inch dual circular screen Display Resolution:416*416 Observation Modes:Day/Low Light/Night (3 modes) Night Mode Settings:3 levels (can be customized to 7 levels) Screen Brightness Adjustment:5 levels Infrared Auxiliary Distance:1-600m (varies depending on target and environment) Battery Type: Removable 18650 battery Battery Voltage Range:2.6-4.2V Battery Capacity:3500mAh Battery Standby Time:Approximately 10 hours Other Power Supplies Supported: Powerbank, DC, car charger, etc. Charging Indicator Light:Yes (red light during charging, jade green when fully ) Low Battery Indicator:Yes Button Backlight:Yes (can be set on/off) blue light Speaker:Yes (can be set on/off) adjustable volume Memory Card Slot:TF card(supports4G-256G) USB Port:TYPE-C Audio Recording:Yes Language Options:10 languages External Tripod Mount:Supported (1/4 inch screw) Dust/Water Protection:Daily waterproof -Mounted:Yes Tactical Light:Yes (steady on, strobe modes) Device weight:360g Colour:Black Material:Plastic Package Contents: 1 * Mounted Telescope 1 * USB Cable 1 * Carry Bag Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.