Acer KP.06503.002 is a 65 W AC adapter for laptops, supplying 19 V at 3.42 A. It is listed for models including the Acer Aspire S7 (S7-391), so check that the laptop matches the specified output and connector before choosing it.
The compact black adapter has a round, right-angle plug with a 3.0 mm outer diameter and 1.1 mm inner diameter, with no pin. The angled plug can help when routing the laptop connection in a tight space.
The laptop connector cable is approximately 1.75 m long, and the adapter measures 95 × 25 × 50 mm. These details identify the KP.06503.002 configuration.
Package contents: three-pole C5 power cable.