VIVOSUN Digital pH and TDS Meter Kits and pH Up & pH Down Kit, 1 Quart Each, pH Control Kit for Balanced pH Level and Optimal Nutrient Uptake, pH Adjuster Liquid Fertilizer for All Plants and All Grow
 
Product Features
  

         
High Accuracy pH Tester: Measures pH levels from 0.00 to 14.00 with 0.1 pH accuracy; Features one-touch automatic calibration with included buffer powder packs for easy setup
         
3-In-1 TDS Tester: Accurately measures TDS (total dissolved solids), EC (electrical conductivity), and temperature (C/F switchable), meeting your diverse needs; Measuring ranges: 0-9999 ppm TDS, 0-9999 S/cm EC, 0.1-80C / 32-176F Temp.
         
Precision Measurement with ATC: Equipped with ultra-sensitive electrodes, both testers provide rapid, reliable results; They also feature Automatic Temperature Compensation (ATC) function that adjusts for water temperature variations, so you can always get accurate readings, no matter the temperature conditions
         
Premium Ingredients: The pH Up contains high-quality, commercial-grade potassium hydroxide, while the pH Down boasts high-quality, commercial-grade phosphoric acid; Meticulously formulated in the USA from natural, superior-grade materials, both products are 100% water-soluble, free from additives and dyes, ensuring excellent quality and purity