I'd honestly reccomend looking on amazon. We got our thermometers/hydrometers there and they are fantastic!! here are a couple links to the ones we got. Hope this helps some :)

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https://www.amazon.com/gp/product/B07GR65CNT/ref=ppx_yo_dt_b_asin_title_o07_s00?ie=UTF8&psc=1

https://www.amazon.com/Bioterium-Thermometer-Temperature-Hygrometer-Installation/dp/B08N5N6RRS/ref=sr_1_57?crid=3LF9NTEC0D2NV&keywords=reptile+thermometer+and+humidity+gauge&qid=1643785471&s=industrial&sprefix=reptile+%2Cindustrial%2C80&sr=1-57