Input: 110V - 240V 50/60Hz;Output: 19V 2.1A 40W; Plug Size: 3.0mmx1.0mmx1.1mm AD-4019,ADP-40MH AB, AD-4019P, PA-1400-14,AA-PA2N40S,AD-4019W, AA-PA2N40L, BA44-00278A, AD-4019W, AA-PA2N40L, BA44-00278A 19V 2.1A 40W AC Adapter Charger For Samsung Chromebook 5 Notebook 9 ATIV Book 9 19V 2.1A 3.0mm x 1.1mm tip AC Adapter batter charger for Acer S5 S7 P3 W700 100% New from Manufacturer. All products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety.Warranty: 12 months. Email contact is available 24 hours a day, 7 days a week. CONTACT US: Please contact through "Your Orders" tab in account (allow 24hrs for reply).