PH Meter Lutron PH201 is a compact, handheld device designed for accurate PH measurement in a variety of liquids. It features a completely waterproof Mini pH Electrode with only a 25mm immersion depth, offering superior durability and easy, unobtrusive installation compared to traditional electrodes. Ideal for laboratories, water treatment plants, and environmental testing, the meter provides quick and accurate readings on a clear LCD, covering a measurement range of 0–14 pH. With simple calibration functions and a sturdy, portable design, the PH201 ensures reliable performance both in the lab and in the field. Applications: Laboratory, Beverage, Quality Control,  Aquariums, Planting Industry, Schools and Colleges, Fish Hatcheries, Food Processing, Swimming Pools, Paper Industry, Photography, Water Conditioning.