In the video, a person is seen holding a black device in their hands. The device appears to be a small electronic device, possibly a remote or a gadget of some sort. The person is using a small plastic tool to pry open the back of the device. They carefully remove the battery from the device, revealing the inside components. The person then proceeds to replace the battery, ensuring it is securely in place. The video provides a close-up view of the process, allowing viewers to see the details of the device and the battery. The person's hands are steady and precise as they work on the device, indicating familiarity with the task. Overall, the video provides a detailed look at the process of replacing a battery in a small electronic device.