HQRP Laptop AC Adapter Charger Power Supply Cord for HP Pavilion ZE4400 ZE4500 ZE4600 ZE4800 series notebooks - 100 % OEM compatible Replacement 90W HQRP Replacement AC Adapter with Power Cord; Input: 100 - 240 Volts; Frequency: 50/60Hz; Output: 18.5 Volts, 4.9 Amps; Power Consumption: 90 Watts; Automatic Thermal cut-off; Short circuit and Over Voltage protection; Low Interference & Noise. Safety Features: High Efficiency and Reliability; Automatic Overload cut-off; 200 days warranty