Description: Featuring both Celsius and Fahrenheit modes, this battery antifreeze tester is designed to quickly measure the freezing point for winter protection and the boiling point for summer protection. with its high accuracy and easy reading, this battery antifreeze tester is practical and convenient. Besides, it has good weather resistance that enables it to be used for a long time. It is constructed of ABS and plastic material. The length of this product is 17cm. This meter is suitable for testing hot or cold batteries on 6-volt and 12-volt systems. Item Name: Antifreeze Tester Material: ABS, Plastic Features: Professional, High Accuracy, Easy to Read Size Details: Length: 17cm/6.69'(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Antifreeze Tester