5-inch IPS screen, ultra-clear colors that give you realistic images. 178-degree wide viewing angle. 180-degree flexible steering, 360-degree comprehensive inspection - clear view of complex structures from a single angle. Smooth sliding rod, continuous fluid movement without any obstacles. Ultra-thin 3.9mm lens allows access to tight spaces. 1080P Full HD resolution. Provides ultra-clear inspection images. Detachable screen. Adjustable LED camera lighting, adjustable screen brightness. Supports TF card (not included) for recording images and videos, with file storage for easy playback. 4000mAh battery, removable and rechargeable. Dual charging, supports charging the battery separately or charging the product directly. Spare batteries are available for purchase. With the front exit cable, the endoscope provides a wider field of view compared to models with a rear exit cable. Ultra-flexible tube, immediately returns to its original position. Waterproof camera, submersible for underwater inspection. Designed to work in harsh environments. Over-temperature alert function, which triggers an alarm when the temperature exceeds 75°C. Zoom in and out of the live image. Specifications: Screen size: 5-inch IPS screen Camera diameter: 3.9mm Camera: 180-degree two-way rotation Camera resolution: 1920 × 1080 pixels Battery capacity: 4000mAh Operating time: 3-5 hours Cable length: 1.5 meters Cable type: Flexible cable Power input: DC 5V 500mA/1A LED lighting: 6 adjustable lights Focal length: 5-10cm Image format: JPG Video format: MP4 Resolution: 1) The camera does not support autofocus. 2) The best camera resolution is at a distance of 6cm. The resolution decreases when the distance increases or decreases. Usage tip: Maintain a distance of 5-10cm between the target and the lens for the clearest image (due to focal length limitations). Note: 1) Memory card is not included. 2) The "single battery" option means only one battery, and the endoscope camera is not included.