The standard Apple lightning cable they still use today on the iPhones will fit that model.
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This will fit that model: [link|https://www.apple.com/shop/product/MXLY2AM/A/lightning-to-usb-cable-1-m?fnode=073d3fe326b94b02641989254bc7086a72100cab70423c95d954edd8a461bec667626852cfaf5f84248c8056b0887d2d627061c50327423478acef32baad19fbe326901e6a3f48da42a2ea0eda355f5e84194891c05a9ba7a61fbf4193aee576|Apple Lightning Cable].