Specification: Condition: 100% Brand New Item Type: Food Salinity Tester Material: ABS, Copper Model: THE01402 Adaptation of The battery: 4 x LR44 (AG13) button cell batteries (battery not included) Test standard: The temperature of the object under test is 60-80°C and the test lasts 2-10 seconds (commonly used salty standard : 993 grams of water and 7 grams of salt gives a value of 0.8 to 1.0) < p> Power input: 4 x 1.5 = 6 V Operating current current: 20mA maximum (LED on) Measuring range: 0.3% to 2.0% Applicable temperature range: 60°C-80°C Calculation formulas: salt content = total mass x concentration (for example: if the total mass of a cup of solution is 150g, the concentration is 0.5% 150g x 0.5% = 0.75g) Size: approx. 212x24.8x15.4mm/8.3x1.0x0.6in Package List: 1 x Food Salinity Tester (battery not included) Note:< br/>1. This product is mainly used to test the concentration of salt solution (or to compare the concentration of sugar solution). Don’t mix the two, as the sugary