Amazon.com: 180W ADP-180MB K N20C1 Charger Fit for Original Acer Predator Helios 300 Nitro 5 AN515-57 AN515-54 AN515-55 AN517-55 Power Adapter Supply : Electronics
Amazon.com: 180W AC Adapter Power Charger for MSI GV62 8RD-034 or 200 Replace MSI 957-16F21P-116 957-16Q21P-103 Compatible 150W 19.5V 7.7A MSI 957-16H21P-004 ADP-150VB B Compatible 135W 19.5V 6.92A 957-16J91P-168 : Electronics