Inverter battery is specially designed for optimum performance, very long life, and high reliability. These are eminently suitable for a wide range of applications. Specification: perfect match for your inverter & ups systems. Performs under extreme conditions. Withstands deep discharge and overcharge. Excellent protection against leakage and corrosion. Strong containers/covers. Intercell welding reduces chances of accidental short-circuiting of cells. Special lead alloy composition. Excellent charge acceptance. Large electrolyte volume. Microporous pvc separators.