Description This product is a treadmill emergency stop key made of plastic, alloy, and rope. It features a durable construction and a strong magnet for secure attachment to the treadmill. The key is designed to provide immediate safety protection during emergencies, ensuring user safety. It is easy to use and can be quickly inserted into the treadmill slot to start or stop the machine. Features - Color: As shown - Material: Plastic, alloy, rope - Size (black clip): 5.80 x 3.10 x 3.00 cm / 2.28 x 1.22 x 1.18 in - Size (red block): 4.00 x 2.30 x 1.80 cm / 1.57 x 0.90 x 0.71 in - Constructed from plastic, alloy, and rope materials for durability and long-lasting performance - Simple and user-friendly insertion design for easy operation - Compatible with various treadmill models, offering versatility and convenience - Activates immediately in an emergency to help ensure user safety - Equipped with a magnetic clip for secure attachment and easy access Packing List 1 x Treadmill Key