GPK Systems Ac Adapter for Acer Aspire As5349 As5560 As5733 As8573t As1830 As4743 As5250 As5552 Timelinex As3830t As4830t Input: 100 - 240 V (worldwide use) Output:19V 3.42A 65Watt Service & Support 1 year warranty Products are CE/FCC/RoHS certified, tested by manufacturer to match and/or exceed specifications of OEM products. Designed exclusively for use with the laptops 100% compatibility with the original.