Original OEM 45W 19V 2.37A AC Adapter+Cord for Acer Aspire ES1-512-C5S4 Notebook INPUT: 100-240V 50-60Hz (for worldwide use),OUTPUT: 19V 2.37A, 45W Connecter size: 5.5mm1.7 mm (ref to the picture) (Big Tip) Replace Part Number PA-1450-26,KP.04503.002,KP0450H.002 Compatible Models For Acer Aspire ES1-512-C5S4 ,ES1-512-C80ENotebook