UpBright New 3V- 5V AC/DC Adapter for O2-Cool 02-Cool O2Cool 02Cool Model 1041 1054 1078 Portable 10" Indoor/Outdoor Cooling Fan 3VDC - 5VDC Power Supply Cord Charger PSU (Note: NOT Fit 12VDC Type.) 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. UpBright NEW Global 3V - 5V AC / DC Adapter Replacement For O2-Cool 02-COOL O2Cool 02Cool Model 1041 1054 1078 Portable 10" Indoor/Outdoor Cooling Fan 3VDC - 5VDC Power Supply Cord Cable PS Wall Home Charger Mains PSU (Note: NOT Fit 12V Type. Please Check For Compatibility With Your Unit. Thanks.)