Replacement Remote Control for Specific Superfit Costway Treadmill Start/ Speed and Stop Adjustment SP37146 (B081JDMJ4J) SP37036 (B07ZRSBP5S) SP37148 (B0842LPY98) SP37747US SP37514 SP37513 SP37522 SP37514YE SP37514RE SP37514WH SP37038RE SP37146BK SP37038NY SP37146YE SP37146GN SP37038SL SP37146WH OST-SP37036RE OST-SP37036YE OST-SP37148BK OST-SP37067GN OST-SP37067SL OST-SP37067NY OST-SP37747US-SL OST-SP37747US-NY OST-SP37747US-DK OST-SP37747US-RE SUP37SP747US-NY SUP37SP747US-DK SUP37SP747US-SL SUP37SP747US-RE SP37513BK SP37513RE OST-OSTSP37036NY OST-OSTSP37036GN OST-OSTSP37036YE OST-OSTSP37036WH OST-OSTSP37036RE OST-OSTSP37036BK OST-OSTSP37036SL【Instruction】Unplug the safety lock on the treadmill. Point the remote control at the display window of the treadmill within 10 seconds, and simultaneously hold down the start/pause button for about 3 seconds. When you hear the system will beep, it means the pairing is successful.