Features： 1、Precise Measurement: With high precise electrode, adopt titanium alloy probe, has high water measurement accuracy, ensures accurate values. 2、With Screen Display: The meter comes with a screen, displays clear values, convenient to read, meet testing needs of all walks of life. 3、Small 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. 4、ABS Housing: The housing of the meter is made of ABS material, which has high strength, not easy to break, has good durability. 5、Application Scenarios: The portable water salinity meter is suitable for drinking water, aquaculture, swimming pools, etc. Specification： Item Type: Digital Salinity Meter Material: ABS Measuring Range: 0-19.99ppt Resolution: 0.01ppt Accuracy: ±2% F.S Working Temperature: 0℃ to 50℃ Temperature Compensation: 0℃ to 50℃ Battery: 4 x AG13 Button Battery (Not Included) Application: Salinity meter Weight: Approx.141g/5oz Package List： 1 xDigital Salinity Meter (Battery Not Included) 1 x Storage Box 1 x Screwdriver 1 x Manual