Description
This refractometer from EZ Red allows you to check the precise state of your battery charge, helping extend the lifespan of your precious, expensive batteries. Simply place one drop of your batteries fluid onto the test window, peer through the eyepiece and record your reading where light and dark intersect the battery electrolyte scale. There are no batteries to replace, and no dials to turn so treat it with care and it will last a long time.
Additional Features
- Check state of battery charge (specific gravity)
- Use only one drop of solution
- Adjustable lens focus
- Tests propylene glycol
- Tests ethylene glycol
- Calibration adjustment screw
- Screwdriver, eyedropper, and padded case included
- Fahrenheit & centigrade scale
