Antifreeze Refractometer for Glycol, Coolant, Battery Acid, Checking Freezing Point, 4 in 1 Antifreeze Coolant Tester for Automobile Antifreeze Systems Windshield Washer Fluid

4 in 1 Automotive Refractometer for Ethylene, Propylene, AdBlue and SRF1 This antifreeze refractometer can measure the freezing point of ethylene glycol or propylene glycol based antifreeze liquid. Use this anti-freeze hydrometer tester to test the specific gravity of battery acid, windshield wash fluid and adblue, which gives a quick reference to the condition of your car. Features: The antifreeze refractometer can measure automotive glass water, adblue, antifreeze and battery liquid. Automatic Temperature Compensation (ATC) to easily obtain measurement data. Antifreeze refractometer can adjust the eyepiece so that you can see the scale clear. Portable and handy car coolant antifreeze tester, easy to calibrate and use. Use only ambient light, which means there is no battery or power source needed. Measuring range: Freezing point of propylene glycol antifreeze 14.4°C to 32°F / -50°C Resolution: 1°C Ethylene glycol antifreeze freezing point: 30°F to 32°F / -50 to 0°C, resolution: 1°C. Automotive glass water freezing point: -40 to 0 °C. Resolution: 1°C Adblue concentration (urea): 30% ~ 35%, Resolution: 0.2%. Specific weight of rechargeable battery liquid: 1.10~1.4kg/l, resolution: 0.01 Specification: Material: Aluminum and ABS rubber. ATC Range: -10~30℃ Dimensions: 155 x 40 x 40 mm. Net Weight: 87g Package List: 1 x Antifreeze Refractometer 1 x Calibration Screwdriver 1 x 2 ml jar. 1 x Cleaning Cloth (Random Color) 1 x user manual (English language not guaranteed). 1 x user manual (English language not guaranteed). 1 x Plastic Box

• Checking Freezing Point Hydrometer: This antifreeze tester measures range is -50℃ to 0 ℃, designed for measuring of freezing point of automobile antifreeze based on ethylene glycol or polypropylene glycol.
• Battery Checker: measuring specific gravity of car battery acid, measuring range 1.10 to 1.40 kg/l and allow you quick to know battery charge condition
• Windshield Washer Fluid Checking: Measuring range between -40℃ to 0 ℃. Refractometer for measruing windshild washer fluid based on ethanol or isopropyl alcoho
• DEF Refractometer: Measuring range is 30% to 35%. Quickly knowing Urea concentration in automobile diesel exhaust fluid (DEF) to ensure your car in a good condition
• ATC Refractometer: This antifreeze refractometer with automatic temperature compensation function, no worry about the ambient temperature changes, you can get the results easy and quick