The video shows a person working on a car's brakes. The person is using a tool to loosen the brake caliper and then removes the brake pads. The person then uses a red jack to lift the car and removes the brake rotor. The person then uses a tool to remove the brake rotor and replaces it with a new one. The person then uses a tool to tighten the brake caliper and installs the new brake pads. The person then uses a tool to tighten the brake rotor and the person checks the brakes by hand.