Features: Ensures your vehicle's battery operates optimally with our high precision Antifreeze Coolant Tester, a must have tool for accurate freezing and boiling point measurements. Crafted from rubber and ABS, this coolant tester features a transparent glass tube for easy inspection of antifreeze condition and a double scale gauge for readings in both ℃ and ℉. Perfect for automotive technicians, car enthusiasts, and mechanics looking to maintain their vehicle's cooling system efficiency and prevent potential issues. This versatile tool is perfect for use in garages, auto repair shops, and during routine maintenance checks to assess the health of 6V and 12V battery cooling systems. The Antifreeze Coolant Tester is not only user friendly but also an essential instrument for ensuring your car's performances and longevity, especially in extreme weather conditions. Specifications: Material:Rubber,ABS Package Includes: 1Piece Coolant Tester note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.