Precision PH818 Pen-Type Water Tester
Ultra-accurate pH measurement with 0.01 resolution for aquariums, pools, hydroponics, and laboratories. Features automatic temperature compensation (ATC) for reliable readings in fluctuating conditions. Durable epoxy body and reinforced glass electrode for long-lasting performance. Compact, waterproof design ensures portability for on-site testing. Simple one-button calibration with included buffer powders. Large LCD displays pH level and temperature simultaneously. Ideal for水质检测, aquaculture, brewing, and scientific research. Powered by replaceable batteries for continuous use. Ships with protective cap and storage solution to extend probe life. Bulk discounts available for commercial buyers.