VIVOSUN Digital pH Meter 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 Growing Systems

Precise pH Measurement with ATC: Ultra-sensitive electrode delivers accurate pH readings from 0.00 to 14.00 with ±0.1 pH accuracy; Automatic Temperature Compensation (ATC) ensures reliable results in varying temperatures
Easy-to-Use Design: Hold function locks the reading for easy viewing, eliminating the need to keep the meter immersed; Memory function retains settings after power interruptions, so no need to reset
Backlit LCD for Easy Reading: Large backlit LCD screen ensures clear visibility even in low-light settings; Auto-off for backlight (60 seconds) and device (5 minutes) conserves battery life
Optimal pH Regulation: This pH control kit enables precise pH adjustment of nutrient solutions, maintaining the optimal range of 5.5 to 6.5 for flourishing plant development; A balanced pH optimizes nutrient availability and uptake, fosters vigorous root growth, enhances disease resistance, and improves water absorption, ultimately increasing crop yields and quality
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