The video shows a white robotic device with a yellow top, which is submerged in water. The device appears to be made of metal and has several black circular components attached to it. The water is clear and blue, and there are bubbles visible around the device, indicating that it is actively moving. The device is connected to a wire that extends out of the frame, suggesting that it is controlled remotely. The video does not show any other objects or creatures in the water, and the focus remains solely on the robotic device.