Features1Precise Measurement: With high precise electrode, adopt titanium alloy probe, has high water measurement accuracy, ensures accurate values. 2With Screen Display: The meter comes with a screen, displays clear values, convenient to read, meet testing needs of all walks of life. 3Small and Portable: The meter is small in size and light in weight, you can put in your bag and take around with you, very convenient to use. 4ABS Housing: The housing of the meter is made of ABS material, which has high strength, not easy to break, has good durability. 5Application Scenarios: The portable water salinity meter is suitable for drinking water, aquaculture, swimming pools, etc.SpecificationItem Type: Digital Salinity MeterMaterial: ABSMeasuring Range: 0-19.99pptResolution: 0.01pptAccuracy: 2% F.SWorking Temperature: 0 to 50Temperature Compensation: 0 to 50Battery: 4 x AG13 Button Battery (Not Included)Application: Salinity meterWeight: Approx.141g/5ozPackage List1 xDigital Salinity Meter (Battery Not Included) 1 x Storage Box 1 x Screwdriver 1 x Manual