OMNIHIL AC/DC Power Adapter Compatible with NordicTrack CX 938 Models: 831.285550 831.306210 831.285551 831.285552 NEL50950 NEL50951 NEL50952 Adapter Rating: World Wide 100V ~ 240V 50/60Hz All products are tested to exceed/meet standard specification OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection) FREE RETURN SHIPPING / 5 YEAR FREE WARRANTY