Simplify calibration with pre activated probes and enjoy extended battery life through features Perform multiparameter testing in environments – from saltwater aquariums and hot tubs to hydroponic farms and water purification systems Achieve precise water analysis with the Digital Water Tester, featuring 0.01 precisions and salinity measurement up to 10000 ppm, designed to meet WHO standards for safe drinking water ( 650mV+) while pools, aquariums, and hydroponic systems Essential for aquarium enthusiasts, pool maintenance, and households requiring consistent water verification for, chlorine pools, or drinking water Equipped with Automatic Temperature Compensation, a high contrast LCD screen, and auto shutdown functionality, this lightweight ABS device delivers / / readings with ±2% accuracy across 32 140°F temperature ranges, Manufacturer: Ywmsfl