Precision pH Meter Pen – Essential Water Quality Tester for Home & Lab
Ultra-accurate LCD digital display ensures instant pH readings with ±0.01 resolution. Durable ABS body with reinforced probe tip resists corrosion for long-term reliability. Auto temperature compensation (0-50°C) guarantees consistent results in pools, aquariums, hydroponics, or brewing. Slim pen design fits effortlessly in pockets for on-the-go testing. Replaceable electrode extends lifespan, while 2-point calibration (4.01/6.86/9.18 buffers) maintains lab-grade precision. Low battery indicator and auto-shutdown optimize energy efficiency. Ideal for gardeners, chemists, food safety inspectors, and educators requiring portable, professional-grade water analysis. Ships with protective cap and calibration powder. Bulk discounts available.