SIIG Ultra-Compact Universal Laptop Power Adapter - 45W - 45 W - 120 V AC, 230 V AC Input - 5 V DC/2 A, 9.5 V DC, 12 V DC, 19 V DC, 19.5 V DC, 20 V DC Output - AC-PW1012-S1

High efficiency AC to DC power adapter supplies 45W max output, works with worldwide power sources from 100~240VAC
Includes 6 self-regulating adapter tips, each tip can automatically adjust output voltage to support most 45W power compatible laptop or Ultrabook models from ASUS, Acer, Dell, HP, Lenovo, Fujitsu and more
Integrated USB charging port (5V/2A) enables charging of most smartphone or tablet devices
Heat-dissipating cut-out slots increase airflow to prevent the power adapter from overheating over long hours of operation
Built in over-current, over-voltage, over-temperature and short-circuit protections protect your device and the charger itself from damage