Pay in 4 interest-free payments of $16.25 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Items Included:
Continuous diffusion for 60 days
Maintenance Free: No heat
Control the maximum speeds of two fans
COM-80 - EC Meter - HM Digital Measuring Tools/Ph/ EC Control & Correction Items Included:The COM 80 is easily the most advanced economically priced, reliable EC TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more. Features: Measures electrical conductivity (EC), total dissolved solids (TDS). Excellent for nutrient testing Four scales: EC: S, mS; TDS: ppm, 0. 5 (NaCl) & 0. 7 (442)
