Hi @jazmine18723
Here's just one [https://www.ebay.com/itm/AC-Adapter-Charger-For-Gateway-MS2300-P4L50-P5WS0-P5WS5-P5WS6-P7YH0-PEW91-PEW96-/182217303244|supplier].
Search online for [https://www.google.com/search?q=Gateway+P5WS0+charger&client=firefox-b-d&sca_esv=65cf4aff65164a10&sca_upv=1&ei=NX7oZY6hDKSSseMP-9ij2Ag&ved=0ahUKEwjOj53-7N-EAxUkSWwGHXvsCIsQ4dUDCBA&uact=5&oq=Gateway+P5WS0+charger&gs_lp=Egxnd3Mtd2l6LXNlcnAiFUdhdGV3YXkgUDVXUzAgY2hhcmdlcjIFEAAYgAQyCxAAGIAEGIoFGIYDMgsQABiABBiKBRiGAzILEAAYgAQYigUYhgNI-BRQpQhYlBBwAXgBkAEAmAHTAaABhAuqAQUwLjMuNLgBA8gBAPgBAZgCCKACtQvCAgoQABhHGNYEGLADwgIGEAAYFhgewgIIEAAYFhgeGA-YAwCIBgGQBgiSBwUxLjIuNaAH5xY&sclient=gws-wiz-serp|Gateway P5WS0 charger] to find the one that suits you best.