kidwarp · 1d #asknostr any recommendations on ph meters? I need to get a new one as my old one failed and doesn’t have a replaceable sensors. #askagardener Mitch @Mitch 1784737086 I use this with my hydroponics YINMIK EC PPM pH Monitor for... https://www.amazon.com/dp/B0CLRRH9ST?ref=ppx_pop_mob_ap_share 2🤙1