With advanced features like bi-spectrum thermal and visual images, fire detection alarm, and optical defog, it can detect vehicles, humans, and fires at distances up to 20km, 6km, and 20km. The camera has two lenses with exceptional zoom capabilities (86x visiable,5x thermal), while its anti-frozen and IP66 design make it suitable for harsh weather conditions. Its worm gear and worm drive PTZ technology provides accurate positioning, while its power-off self-locking feature ensures its security during power outages. This camera is perfect for surveillance in large open spaces, including airports, seaports, and borders. Easy to maintain with OTA remote upgrade, it's the ideal solution for long-range monitoring and early warning for security or industrial purposes. Don't miss out on this powerful tool!