iClever AC Adapter Battery Stylish: slim style and the blue LED indicator make the Intocircuit adapter stands out like a mp3 player Power: 90W; Power Input: AC100-240V; Output: 20V 4.5A; Connector Tip: 7.9mm * 5.5mm. Please ensure the DC output and connector size matches your original adapter before purchasing Protection:multiple-lever overload, over-voltage, and short circuit protection;Efficiency:high energy conversion rate to save energy and be environment friendly;Quality:minimum voltage ripple ensures steady power output -better feeds your laptop; Package includes: 1 pcs Intocircuit AC adapter, 1 pcs 3 prong AC power cord, 1 pcs Intocircuit carry pouch Warranty: 30 Days Money Back Guarantee / 2 Years - Free Exchange (Phone service is available during Mon-Fri 9AM - 6PM EST)