OMNIHIL (8 Foot Long)AC/DC Power Adapter Transformer 5V Model Number: SK02G-0500200U Plug Size 5.5mm x 3.0mm Center Pin 100-240V World Wide Voltage Adapter Rating: World Wide 100V ~ 240V 50/60Hz High Quality PSU/Transformer / 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 REPLACEMENT WARRANTY