1. This underwater monitoring system is equipped with a 7-inch screen, a cable length of up to 20 meters, and a 360-degree rotating bracket, giving users a full range of viewing angles. This device allows users to easily observe the underwater situation and capture more underwater creatures in the underwater environment. 2. The device is equipped with a 5mm cable, which makes the monitor on the device have good durability and is used for shooting and monitoring in the underwater environment. The design of this cable can ensure that it will not fail during long-term use, and can provide users with a longer use time. 3. The device has 38 built-in LEDs, including 18 infrared lights and 20 white lights. These LEDs can provide users with different light sources in different underwater environments to meet the needs of users for underwater observation and shooting tasks under various conditions. 4. The device is equipped with 4 light control states, which are convenient for users to adjust through the control panel to meet different environmental needs and ensure high-quality and accurate shooting results. Users can easily switch between different light modes to achieve the best underwater observation effect. 5. The shell of the device is made of aluminum alloy black material, which is excellent in underwater environment. In addition, the equipment can be detachably connected to hardware joints, which is very convenient for equipment installation. The device power display function can also help users know the remaining battery power in time, so that they can prepare for charging in advance.