GPK 65w Power Adapter for Acer Travelmate 4740-7787 5542-3590 5542-5256 5740-6291 5742-7013 5742-7159 5742-7908 6594-7323 Timelinex 8372-7127 8372t-3602 8472-6012 8472-7254 8572-6430 8572-6592 8572-6752 8572-6779 Ac Adapter Power Cord Charger Input: 100V - 240V (worldwide use) Output : 19V 3.42A 65Watt Service & Support 1 year warranty Designed exclusively for use with the laptops 100% compatibility with the original Replacement power supply AC power adapter was tested to match and/or exceed original product at low price.