1. This night-visions device has the crossing cursor system for better aim. 2. The effective distance of all-black night-visions is 200 meters, and the visual distance is 500 meters. 3. This tool can be widely used for night outdoor animal observation, animal tracking, fishing watching and so on. 4. Features: 5. More Portable Design: This night-visions device is designed to be very suitable for the shape of take-out, it is convenient for your daily out and carry. 6. This night-visions device has the crossing cursor system for better and quick aim, giving you a better experience. 7. The effective distance of all-black night-visions is 200-300 meters, and the visual distance is 500 meters. 8. Wide Applications: This tool can be widely used for night outdoor animal observation, animal tracking, fishing watching and so on. 9. Built-in large capacity lithium battery to supply power, so you can recharge it on time. 10. You can use this night-visions device during the day or night to help you see distant objects. 11. Specifications: 12. Material: metal+plastics 13. Type: A+, B+ (optional) 14. A+: with 8-24X optical zoom system 15. B+: with interface suitable for 38-48mm diameter sight 16. Resolution: 320*320 17. Infrared: 850/940 default 850 18. All-black effective viewing distance: 200-300m 19. Visual distance: 500 meters 20. Battery: 2 * lithium battery, 1700mAh (included) 21. Video format: AVI CVBS 22. Package size: 270 * 135 * 70mm / 10.6 * 5.3 * 2.8in 23. Package weight: 600g / 1.3lb 24. Packing List: 25. 1 * Night-Visions Device