Description This product is an emergency stop key for treadmills, constructed with plastic, alloy, and rope materials for durability. It features 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’s 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 - Durable construction with plastic, alloy, and rope for long-lasting performance - Simple and user-friendly insertion design for easy operation - Compatible with various treadmill models, offering versatility and convenience - Activates immediately in emergency situations to stop the treadmill - Equipped with a magnetic clip for secure attachment and quick access Packing List 1 x Treadmill Key