Feature:- - , Steps:- Open the lid and clean the mirror carefully.- Take a small amount of the liquid to be tested on the mirror and close the lid. (please avoid creating air bubbles), allow the liquid to spread over the mirror surface and into the plate together.- Aim at the light source or bright place, the eye can see the result inside the mirror, and the eyepiece can be turned to adjust the handwheel.- Please make the blue and white borders of the field of view clear, and the scale value of the dividing line is the liquid concentration.- The ATC system automatically adjusts to the proper temperature during operation.- Quickly and accurately check the content of Adblue urea. Product parameters:- Name: Urea Tester for Vehicle- Accurately measure battery fluid density (1.100 - 1.400sg)- Measure the degree of freezing resistance of coolant (-50 - 0℃)- Measure the degree of antifreeze (-40 -10 ℃)- Determination of the concentration of urea in the solution (30% - 35%)Measuring range - Adblue: 30% - 35%.- Ethylene glycol: -50 - 0°C- Propylene Glycol: -50 - 0°C- Cleaner: -40 - -10°C- Battery fluid: 1.100 - 1.400sg.precision- Adblue: ±0.5%- Glycol: ±5°C- Propylene glycol: ±5°C- Cleaner: ±5°C- sg-battery fluid: ±0.02minimum- Adblue: 0.5%- Glycol: 5°C- Propylene glycol: 5°C- Cleaner: 5°Csg - battery fluid: 0.01- Temperature Compensation Range (ATC): 10 - 30°C (50 - 86°F)- Battery fluid BF: 1.10-1.40KG/L- Not suitable for testing the freezing point of methanol antifreeze and methanol glass waterPacking list:1 * Automatic Urea Tester1 * screwdriver1 * Dropper1 * rag1 *Description1 * Storage BoxNotes:1. Due to various factors such as display brightness and light brightness, the actual color of the product may be slightly different from the website picture.2. Please allow a slight deviation between the data and the manual measurement.