Treadmill safety key: magnetic work, can work easy and quick on most treadmills requiring a ro treadmill safety key. It can easily clamp to any part of your clothing and it"s strong to hold.Easily clips to virtually all types of clothing so you can forget about the key while you walk or run. Premium Material: Safety keys are extremely important to maintain the efficient operation of any treadmill. The ro treadmill safety key are made of high quality ABS plastic, ided rope, Powerful magnets and springs, This enhances their strength and safety. Solve Common Problems:If your treadmill will not power up or has inconsistent power supply to the system, it is often due to a faulty safety key. Our replacement safety keys will solve these common problems with treadmills at a fraction of the cost. Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-48573 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it