UpBright Wall Charger + USB Cable Power Supply For Samsung Galaxy Tab SCH-1800 7" Verizon Android WiFi Tablet PC 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.