The Acer KP.04503.004 is a mains adapter for powering or charging compatible laptops. It supplies 45.0 W at 19.0 V and 2.37 A, with a 100–240 V, 50–60 Hz input.
Its black, round connector has an angled body, a 3.0 mm outer diameter and a 1.1 mm inner diameter, with no pin. These measurements help identify the plug when checking compatibility.
Listed suitable models are Acer Switch 12 (SW5-271), Swift 1 (SF114-32), Swift 3 (SF314-54), Swift 5 (SF514-53T), Aspire 1 (A115-31), Chromebook 11 (CB3-131), TravelMate Spin B3 (TMB311RN-32), Chromebook 15 (CB3-532), Swift 3 (SF314-58) and Aspire 1 (A114-61L).
Package contents: three-pole C5 power cable.