Specification Brand : Generic BulletPoint1 : Test the pH level and temperature of solution/water with data hold function. BulletPoint2 : Pocket size, lightweight and portable with switchable backlight & large LCD display for clear reading BulletPoint3 : Replaceable pH sensor probe - The electrode probe can be replaced with insert type design for convenient and fast replacement. BulletPoint4 : ATC function (automatic temperature compensation), automatic calibration and IP65 fully waterproof design. BulletPoint5 : Apply in water sources, soil-free growing, aquarium, hydroponics, laboratory, spas, swimming pools and other water systems. Color : One Color ItemName : PH Meter Pen Type Water Quality Tester Acidometer PH Acidity Meter for Aquarium Acidimeter Water Measuring PH818 ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-ph-meters Manufacturer : Lifyn2 Material : plastic MeasurementAccuracy : 1 ModelNumber : FUFQZTPPT NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : FUFQZTPPT ProductDescription : Specifications: