UpBright NEW AC/DC Adapter For Monoprice 9579 10489 10509 27" IPS-ZERO-G Slim Monitor WQHD 2560x1440 Dual Link DVI, VGA LED backlighting LCD Monitor Power Supply Cord Cable Charger PSU World Wide Input Voltage 100-240VAC 50/60Hz OVP, OCP, SCP Protection (OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection) Tested Units. In Great Working Condition. UpBright 30 days money back guarantee. 1 full year service warranty.