This adapter has a 5.5 mm diameter plug tip without a center pin inside and it works with Acer only Extra long cord: 6 ft. UL listed 3-prong AC power cord + 6 ft. DC power cord
iTEKIRO 180W AC Adapter for Acer Predator Helios 300 G3-571 G3-572 PH315-51 PH315-52 PH315-54 PH317-51 PH317-52 PH317-53 PH317-54, Triton 300 500...
by NeweggConsumer Electronics
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