allsun Digital Handheld Refractometer Antifreeze Tester Portable Brix Beer Refractometer Battery Electrolyte Wiper Fluid Automatic Temperature Dual Scale

* A professional measure instrument to test alcohol concentration of liquor. Accurate test result, 0~80% concentration measure range, 1% minimum scale. Easy to operate and calibrate. With automatic temperature compensation. It's automatic temperature compensation is 0 30℃. * The scale is easy to read, and it captures light well. And it's diminutive size fits well in my tool box. came in a molded case with a cleaning cloth and one disposable pipette and a little screwdriver. * You will found it well constructed with excellent viewing site, very easy to read. Much easier than using a hydrometer and far less wasteful of your cider since it only needs 2-3 drops * Specially designed to apply for automatic cars/vehicles battery antifreeze fluids glycol testing and analyzing. Allows easy steps for quick and accurate testing/analyzing the glycol concentration of engine coolants or other anti-freeze solutions. * Easy to use, sturdy design, compact in size and light in weight, convenient to keep up and carry arround...