Deka Battery Hydrometer Standard Float Glass

Deka/East Penn 00199 is a standard, large-size float-type battery hydrometer with a glass tube and color-coded float for quick, calibrated electrolyte specific-gravity checks in serviceable flooded lead-acid batteries. It’s packaged on a retail card (UPC 083996001992) and is a go-to diagnostic tool for automotive, marine, RV, powersports, and deep-cycle applications where cell caps are removable. Not for sealed AGM or Gel batteries.