![Ez Red *sp104* Windshield Washer Hydrometer - 008965003593 Ez Red *sp104* Windshield Washer Hydrometer - 008965003593](https://cdn11.bigcommerce.com/s-v0d2zpd70v/images/stencil/300x300/products/22281/33897/118767978__51385.1704257962.jpg?c=1)
Tests ethylene glycol solutions
Temperature compensating
Obtain direct, accurate readings
Wide range: +32 degrees F to - 60 degrees F
Fahrenheit & Celsius scales
Unbreakable, E-Z to read
Tests both hot and cold solutions
Tests Dex-Cool (Used in late model vehicles).
In Poly Bag for re-sale