http://www.ebay.com/itm/LCD-PH-PPM-Temp-EC-CF-Water-Hydroponic-Aquarium-Meter-Digital-Tester-Monitor-TDS-/160798145342?pt=LH_DefaultDomain_0&hash=item257050fb3e#ht_1695wt_1396
What do you guys think? Sketchy made in china ebay meter for a hundred dollars? Anyone have any experience with this one?
What do you guys think? Sketchy made in china ebay meter for a hundred dollars? Anyone have any experience with this one?