Recognized as the most accurate way of testing the charge in a battery, this SCA Battery Hydrometer is a cost effective way to identify problems with a battery performing poorly. This hydrometer is used to test the state of charge of each battery cell. With proper instructions and the easy-to-read float scale, this product very easy to use.
Perfect for testing battery electrolyte charge levels
Acid resistant rubber bulb
Easy to read float scale
The most accurate way of testing the charge in a battery