ACER 19V 2.37A 45W 5.5/1.7mm Big Pin AC Adapter for ACER Aspire E5-422 E5-473 E5-473T E5-522 E5-532 E5-532T E5-573 E5-573T E5-721 E5-731 E5-771.original PA-1450-26 19V 2.37A 45W 0.217x0.067 in adaptad