HQRP AC Adapter for Seagate Expansion Desktop STBV1000100 STBV2000100 STBV3000100 STBV4000100 ; 1TB 2TB 3TB 4TB External Hard Drive HDD, Power Supply Cord [UL Listed] plus Euro Plug Adapter HQRP&reg; Wall AC Adapter plus HQRP&reg; Euro Plug Adapter; Input: AC 100V - 240V; Output: DC 12V; UL Listed; Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise; 200 days warranty!