Feature 1Automatic Data Saving: Data is automatically stored and shared, the saved data can be exported to a table, and can also be shared with your friends. 2Simultaneous Display: Just immerse the electrode in the solution to be tested, the data will be synchronized to the mobile APP, and multiple data will be displayed at the same time. 3Convenient and Fast: It is convenient, quick, easy to use, and does not require frequent operation of the water quality test pen to check the data. 4Highly Sensitive Electrode: It adopts highly sensitive electrode and insert probe design, which can be disassembled and replaced. 5Wide Uses: Widely used in drinking water, sewage treatment, water purification, fish tank, aquaculture, swimming pool, hydroponics, etc. .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Item Type: Digital Water Quality MeterMaterial: ABSATC: 0.1 to 60Working Environment: 0.1 to 80, RH: 90% MaximumWaterproof Grade: IP67Battery: 3 x Lr44 (Battery Not Included)Weight: Approx. 156g / 5.5ozPackage List1 x Digital Water Quality Meter (Battery Not Included)1 xUser Manual