... ,18,19,20v/3.5a 24v/2.9a *For most brand laptops *1year warranty 90W Universal Laptop AdapterInput Voltage: 110 ... *3.0mm For Toshiba:15V/3A,15V/4A,15V/5A etcC 5.5*2.5mm For IBM:19V/3 ... :16V/2.2A,16V/3.36A,16V/3.5A,16V/4.5A etc.D 5.5*2.1mm For Acer ... HP/Compaq:18.5V/2.7A,18.5V/3.5A,18.5V/3.8A;Delta:19V/2.64A;Asus: ... pin 1.0 (Optional) For IBM/LENOVO:20V/4.5A,20V/3.25A etc.Specification1. Input Votage: AC 110 ...