Lutron PH201 PH Meter has a completely waterproof mini ph electrode replacing the traditional versions electrode with only 25mm immersion depth. The new small electrode is superior in durability and unobtrusive installation in comparison to the regular electrode.
Applications: Aquariums, Planting Industry, Laboratory, Beverage, Quality Control, Schools and Colleges, Fish Hatcheries, Food Processing, Swimming Pools, Paper Industry, Photography, Water Conditioning.