Running Machine Safety for Key Treadmill Magnetic Security Switch Lock Emergency Stop Switch Activation Fitness Accessory and high quality Features: The safety lock is an automatic for protection device for the treadmill. It is compact, easy to use, and easy to install. When the switch is out of the treadmill sensing area, the running opportunity starts the safety program, stops slowly and automatically powers off to protect the user from falling during the exercise. Magnetic suction safety switch for electric treadmills with rounded magnetic switches. When used, the safety lock is placed in the groove of the panel and the other end is clipped on the clothes, which is convenient to operate. Specification: Type: Running Machine Switch Lock Material: Plastic Applications: Running Machine Features: Switch Lock, Running Machine, Safety Magnetic, Treadmill, Emergency, Fitness Accessory Diameter: app.2cm/0.78in Color: Red Quantity: 1 Pc Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 Pc x Running Machine Switch Lock