Rosefray 19v 3.42a 65w Ac Adapter for Acer Aspire 5734Z-4725 5734Z-4836 Laptop Power Specs : Input Volt Range: AC 100-240V 50-60Hz (Worldwide AC Input) / Output: 19v 3.42a 65w Connecter size: 5.5/1.7mm Compatibility : Acer Aspire 5734Z-4725 5734Z-4836 Package Include: 1 x Power Adapter & 1 x US Power Cord ( Outlet: 3-prong ) About Rosefray:Chargers manufactured with the highest quality materials and include multiple smart features safeguarding against IV - incorrect voltage, SC - short circuit, IO - internal overheating. CE/FCC/RoHS certified. Warranty: 30 Days Money Back Guarantee / 12 Months - Free Exchange ,Please contact us with any questions or concerns.