INSTRUCTIONS: When using a desktop or laptop, please step back (maximum 1.5 meters) from your camera. Ensure that your camera captures your arms clearly. The two colorful lines displayed on the screen represent your arms. Follow the on-screen instructions to complete the 4 rounds of exercises. Once finished, you can collect your reward. This app works well in all browsers except Safari. Note: If using a mobile phone, you do not need to step back.