The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. What are the differences between SEAN LEE ab machine and other traditional abdominal & core strength training methods？ Compared to traditional abs training, SEAN LEE ab machine adopts the new BOTTOM-UP movement method, which better protects your neck and back from extra strain. Engage more muscle and get better workout. Is it suitable for beginners? I have not done the workout in question. We have 7 gears to cater for different fitness levels, allowing you to work out at your own pace and progressively improve. What parts of the body can be exercised? SEAN LEE body-shaping machine is designed for full-body workouts, which can work your waist, abdomen, arms, back, legs, and glutes. Is this ab equipment easy to install? You can put it together in less than 5 minutes according to the included instructions. What is its safeguards policy. We provide one year safeguards, any problems during your use can be contacted through the order, or the contact information on the manual.