Superb Optical Clarity: With a 50mm objective lens and 4X optical zoom, this device delivers crystal-clear images and exceptional visual clarity, making it for long-range observation and surveillance. Advanced Foc-us Control: The lens foc-us control allows for quick and easy adjustments, making it easier to fo-cus on targets at different distances, ensuring you never miss a thing. Extended Range: With a maximum viewing range of up to 500m in natural starlight conditions and 300m with external IR illumination, this device offers unparalleled long-range visibility in low-light conditions. and Lightweight Design: Weighing in at only 1102g and measuring 235×78×97, this device is lightweight and compact, making it easy to carry around and handle in any situation. The device also features a 1/3CMOS sensor, 0.35LCD display, and a powerful 1W auxiliary IR illumination flashlight, making it for a variety of applications, including , wildlife observation, and outdoor exploration