You can use any wireless charging pad, you can use Apple’s MagSafe charger, you can use any USB-A to Lightning cable with a USB-A charging brick, you can use any USB-C to Lightning cable with a USB-C charging brick. If you have previously owned any iPhone from the 5 to the 14, you can use the exact same charger & cable from those.
There was so much potential when Smugmug bought it. They really blew that opportunity.