Item Type: Running Machine Safety Key Material: ABS, Magnet Features: Treadmill safety lock, automatic protection, magnetic suction, safe, compact, easy to use, easy to install, easy to operate, sports equipmentPackage List 2 x Running Machine Safety Key Rope micro elastic, manual measurement allows error, does not affect the use. 1Easy Operation: The utility model has the advantages of compact structure, light weight, easy use and easy installation. When in use, the safety lock is placed in the groove of the panel, and the strong clamp can be easily clamped on the clothes. 2Automatic Protection Device: When the safety switch is separated from the sensing area of the treadmill, the runner will stop working immediately and give a prompt sound to prevent the user from falling and getting injured during exercise. 3Circular Magnetic Switch: Magnetic suction safety switch and safe treadmill key are very important to keep the treadmill running efficiently. 4Multi Features: Treadmill safety lock, automatic protection, magnetic suction, safe, compact, easy to use, easy to install, easy to operate, sports equipment. 5Stable Performance: Professional manufacturing, craftsmanship and high accuracy help to provide stable performance to meet your various needs.