The video shows a person's hands removing the battery from a Samsung phone. The person first flips the phone over to reveal the back cover, which is then removed to expose the battery. The person then carefully removes the battery from the phone, revealing the circuit board underneath. The battery is black with white text and symbols indicating its specifications. The person then places the battery back into the phone, aligning it with the circuit board and pressing down to secure it in place. The video ends with the phone's back cover being replaced.