1. EFFICIENT READING This antifreeze coolant tester requires no batteries and quickly identifies measurement results with an intuitive dial design and a clear, instant display, allowing for easy testing without additional complications or waiting times. 2. FULL ANALYSIS Get a comprehensive assessment of antifreeze status with our antifreeze coolant tester. It can perform multiple key indicator tests and integrates a frost protection density test, freezing point measurement, and specific gravity measurement. 3. BUILT TO LAST Made from quality materials, this antifreeze coolant tester is designed for durability. Its robust and wearresistant construction ensures performance even after prolonged use, making it a reliable choice for any car enthusiast. 4. EFFORTLESS USE Fast detection efficiency enables tests to be completed in seconds. With just a few simple steps, it simplifies usage and provides quick solutions for daily maintenance or inspections.