Feature 1Reliable Material: This treadmill key is made of ABS and plastic, which is sturdy and not easily damaged, and is suitable for long term use by runners. 2Strong Clip: This product can be easily and firmly clamped to any part of the clothing; It can be easily clipped onto almost all types of clothing, making it simple and convenient to use. 3Convenient to Carry: The security key is small in size, light in weightl; It is convenient for users to carry to any place where they need it, providing convenience for life. 4Auto Protection Device: This product is an automatic protection device for treadmills. When it exceeds the sensing area of the treadmill, the running machine immediately stops working and emits a warning tone to prevent the user from falling and being injured during exercise. 5Applicable to: This treadmill magnet security clip is easy to use and easy to install for maintaining the efficient operation of any treadmill exercise and sports equipment.Item Type: Running machine security clipWeight: 58.00g/2.05ozMaterial: ABS, magnetic .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List2 x RunningMachineSecurityLocks