12 Volt Power Supply - 8 Amp Standard (12V 8A DC) Adapter 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 12 Volt Power Supply - 8 Amp Standard (12V 8A DC) AC Adapter w/ 5.5mm (Outside barrel) x 2.5mm (Inside Barrel) Center: Positive Tip