AZ8303 handheld conductivity/temperature tester with 99 groups of data storage memory function, no need to notes, view the record mode function, convenient and quick, can measure conductivity and temperature, and has a large LCD screen, can display multiple parameters. AZ8303 conductivity tester conductivity probe using a large area of materials electrode, large reaction area, electrode coefficient of long-term stability, effectively alleviate the electrode error, built-in temperature sensing components, to provide a more accurate and stable readings, so that you can measure more peace of mind. The auto-range mode provides you with maximum resolution and accuracy of conductivity and temperature. AZ8303 Portable Conductivity Meter is equipped with low battery reminder and auto power off function to save power. Hand-held modeling, easy to carry, regardless of the location of the limitations of the instant measurement. Range: 0-5000ppm Temperature range:-10-60 Humidity range: 0.0-99.9% Alarm value can be set Auto power off/HD backlight Color: As Shown Material: plastic Package Contents: 1 x Conductivity Tester Kit(The words on the product due to different batches, but it not affect the use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.