Designed so that anyone can see the state of the battery acid
Wide range of 1.100 - 1.300 sg.
Unbreakable, E-Z to read, economical
Guaranteed accurate within three gravity points. Floats are molded in house; accuracy protected against changes in temperature, humidity, injection pressure, and molding variables. Float counter weights accurate within 000.10 of an inch. Inspected by hand for appearance and leakage.