Delta Electronics Inc. SADP-65KB B Laptop 65W 3-Pin AC Power Adapter EX5620-4801 T2390/3G.Delta Model Number: SADP-65KB BAcer Compatible Model Numbers: EX5620-4801 T2390/3GSpecifications:Brand: AsusWatts: 65WInput: 100-240V ~ 1.5A 50-60HzTip Size 5.5mmOutput: 19V, 3.42 A