HQRP® Wall AC Adapter plus HQRP® Euro Plug Adapter; Input: 100V-240V AC (USA plug+EURO adapter); Output: DC 5V, 2.5A; 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. Compatible with Original AC Power Adapter;