Alfred Digital EC / TDS / Temperature Hydro Tester Fan Speed Control The first SpongeBob inspired bong

The first SpongeBob inspired bong has washed ashore

5”Each RAW Cache Box comes with a Small RAW Classic Rolling Tray and is compatible with any Small RAW Rolling Tray (11” x 7”)

At General Hydroponics

Measures pH and Temperature

Lifetime warranty

Alfred Digital EC / TDS / Temperature Hydro Tester Fan Speed Control The first SpongeBob inspired bongThe TDS 1 is an economically priced, reliable EC TDS meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for hydroponic nutrient testing. Features Four scales: EC: S, mS; TDS: ppm, ppt Automatic Temperature Compensation (ATC) Water resistant Measurement Range: 0 9990 S;