Genuine Apple PowerBook iBook G3 G4 AC Adapter 45W Model: A1036 This is a genuine charger designed for older generation laptops such as iBook G3/G4 and PowerBook G4 (12-inch Aluminum, Titanium). Compatibility: iBook G3 (Mid 2001-Early 2003), iBook G4, PowerBook G4 Aluminum (12-inch), PowerBook G4 Titanium. Features: The connector to the laptop body is a special barrel type (round) shape, different from the current MagSafe or USB-C. Apple 45W Portable Power Adapter Model: A1036 Input: AC 100-240V 50-60Hz 92-118VA Output: 24.5V 1.875A In addition to Model: A1036, ITE 4T18 E131881 are also listed, and a Google search reveals: Part number "ITE 4T18" is a model number (part number) for a genuine power adapter for Apple computers (mainly MacBook, MacBook Pro, iBook, Mac mini, etc.). The certification number E131881 may also be listed. PSE Certification This is a used item, so there is some wear and tear. The cable has some discoloration, but the main body has almost no scratches, and the printing is clear without fading. Please judge the condition from the images. Power Adapter Apple iBook, PowerBook G4 Genuine Apple ibook laptop E131881 ITE 4T18 45W AC adapter power cord A1036, Power Supply, Power Adapter, G3 / G4, AC DC Adapter, #A1036 #ITE4T18 #E131881