Third Wave Water - TDS Meter $71 to $199 the stunningly clear OLED screen

the stunningly clear OLED screen is easily readable so you're never in the dark

and a stunningly clear OLED display

I got my backing cards printed separately and will be personally mounting and packaging each pin myself

Panama - Agricola Finca Luisa - Geisha Washed Lot 148 - 100g - Mar 25 2026

Third Wave Water - TDS Meter $71 to $199 the stunningly clear OLED screenIf you're buying your own minerals to improve your coffee, it might help to have your own TDS meter! TDS stands for Total Dissolved Solids, the amount of minerals or aggregates found in the water chemistry. Some uses include: Verify the water you are adding Test your current water to see how many minerals are present. The cap can also be used to hold water to measure. Simply fill cap then insert meter and use as normal. NOTE: this will not define