You need a tester like the FNIRSI FNB58 (not affilate link: https://www.amazon.com/gp/product/B0BJ253W31 https://www.amazon.com/gp/product/B0BJ253W31). This is

You need a tester like the FNIRSI FNB58 (not affilate link: https://www.amazon.com/gp/product/B0BJ253W31 https://www.amazon.com/gp/product/B0BJ253W31). This is just an example and not a personal recommendation, as I've just started looking into these myself.