Precision pH Testing Pen for Water & Aquariums
Ultra-accurate digital pH tester with advanced sensor technology, delivering precise readings (0.01 resolution) for water quality monitoring. Lab-grade probe made of reinforced glass and titanium alloy electrodes ensures durability and rapid response (within 3 seconds). Auto-calibration feature with included pH 4.0/7.0/10.0 buffer solutions guarantees long-term accuracy. IP67 waterproof design withstands splashes, ideal for aquaculture, hydroponics, pools, and home brewing. Ergonomic anti-slip grip and large LCD display for single-handed operation. Replaceable electrode extends lifespan—perfect for farmers, labs, and eco-enthusiasts. Ships bulk-ready with batteries and protective cap. Wholesale pricing, global stock.