Features: Elevates your water quality testing with our 4 in 1 Temperature Meter, a compacts and versatiled tool designing for unparalleled accuracy in monitoring water conditions. Featuring advanced automatic temperature compensation, this digital water quality monitors delivers precise readings, ensuring reliability for every test. For both professional and hobbyists, this tester is a must having for laboratory technicians, pool owners, aquarium enthusiasts, and anyone concerned with water purity. From the comfort of your home to the strict of laboratory research, this meter excels in various setting including pools, drinking water analysis, aquarium maintenance, and hydroponic systems. Experience hasslefree operation with the meter's intuitives interfaces, auto shutoff feature, and included calibration powders, making it a user friendly addition to any water quality toolkit. Specifications: Component:ABS Engineering Plastic Size:Approx.37x183mm/1.46x7.2inch Package Includes: 1 Set Water Quality Tester note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.