The AC Infinity pH Meter Kit is a professional-grade tool designed for precise monitoring of water quality across gardening, hydroponics, aquariums, pools, and homebrewing. Built with a high-sensitivity lithium glass membrane, it ensures fast and accurate pH readings with ±0.1 precision. The IP-67 waterproof and dustproof design provides durability in demanding environments, while the included 4.00 and 7.00 pH calibration solutions help maintain long-term accuracy. A built-in sensor shield protects the probe between uses, making this meter reliable, consistent, and easy to maintain for daily testing needs. Key Features• High-precision lithium glass membrane with ±0.1 accuracy • IP-67 waterproof and dust-resistant for long-term durability • Fast pH readings with stable temperature adaptability • Includes 4.00 & 7.00 pH lab-grade calibration solutions • Built-in sensor shield protects the probe between uses • Ideal for gardening, hydroponics, aquariums, pools, and homebrewing Applications• Checking pH in hydroponics and soil-based grow setups • Optimizing nutrient uptake for healthier plant growth • Maintaining balanced water levels in pools, spas, and aquariums • Supporting precision pH adjustments in homebrewing • General water quality monitoring across various environments What’s Included• AC Infinity Digital pH Meter • 4.00 & 7.00 pH calibration solutions • Built-in probe sensor shield • Instruction manual