The Remote Control for Superfit Costway Treadmill SUP37SP747US-DK SP37146GN is a white unit specifically designed for the Superfit Costway Treadmill model. With a wireless range of 5-10 meters, this remote control allows users to easily adjust settings and functions of the treadmill from a distance. Made in China, this remote control is compatible with the Superfit Costway Treadmill brand and provides convenience and ease of use for fitness enthusiasts looking to control their treadmill's settings remotely.