Product Specification: Output: 19.5V 9.23A Connector Size:5.5*1.7mm;IBATTS upgraded replacement laptop charger meeting the power requirements of more Acer Predator Helios 300 Nitro 5 7 Series laptop models.(Not fit for USB-C port) Wide Compatibility:Compatible with Acer Predator Helios 300 G3-571 G3-572 PH315-51 PH315-52 PH317-52 PH317-53 PH317-54 PH317-55; Acer Predator Triton 300 PT314-51 PT314-52 PT315-52 PT315-53; Acer Predator Triton 500 PT515-51; Acer Nitro 5 AN515-45 AN515-57 AN517-41 AN517-52 AN517-54 AN517-55 ANV15-51 ANV16-41; Acer Nitro 7 AN715-52-715S.