65 Watt AC Adapter The ASUS AC Adapter provides immediate power access wherever you need it. With the AC adapter, you can charge laptop batteries from any compatible power outlet or simply remove the battery for prolonged usage of your laptop. Leave one adapter at home and keep another in the office so you don�t need to take it on your daily commute. Prepare extra power adapters for your laptop for all locations you frequent, and your battery woes are solved. Product Specifications: Output: 19 V DC, 3.42 A, 65W Input: 100-240 V AC, 50/60 Hz universal 3/ 2 pin power supply system