I like apera meters. The ph20 was very good until I accidentally shattered the probe. https://www.amazon.com/Apera-Instruments-AI209-Waterproof-Accuracy/dp/B01ENFOHN8/ref=sr_1_2?dchild=1&gclid=EAIaIQobChMIqazMh9je6gIVIgiICR0aPQEkEAAYASAAEgJ8_PD_BwE&hvadid=409956670749&hvdev=c&hvlocphy=9003096&hvnetw=g&hvqmt=e&hvrand=471246576972327268&hvtargid=kwd-374822355311&hydadcr=20226_11121731&keywords=apera+ph20&qid=1595346293&sr=8-2&tag=googhydr-20
If you spend more you can get the ph60, which has a replaceable probe.