HQRP® AC Adapter plus HQRP® Coaster; * Input: 100V-240V AC; Output: DC 12V; * Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; * Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise. * 100% Compatible with Original AC Power Adapter; 1 Year warranty!