Essential tool for laboratory researchers, agricultural professionals, and home users who require accurate acidity and alkalinity measurements. Multifunctional acidity meter for precise testing of water, food, cheese, and skin acidity, featuring accuracy sensors and a double temperature display (℃/℉). Ideal for water and food inspections, product testing, and scientific experiments in laboratory or outdoor environments. Largecapacity battery enables extended use; corrosionresistant probes provide durability; robust connection ensures stable signal transmission during acidity analysis. Use scenarios Quality control in dairy or food production: test milk, water, and cheese acidity to ensure product consistency and safety. Agricultural and environmental testing: assess irrigation water pH and soil extract acidity in field conditions. Home and smallscale applications: verify acidity of drinking water, beverages, or skincare products for care.