Nickel Cadmium pocket plate batteries are the most reliable and rugged batteries available today. They can withstand, to a great extent, any type of abuse like overcharge, deep discharge, even accidental reverse charge. They can be stored in any state of charge. Pocket plate batteries are manufactured in 3 series (L, M, & H) based on their performance capabilities. The KP Series Ni-Cads are available in 1.2 volt single cells. SBSs pocket plate batteries are supplied with the electrolyte, intercell connectors, related hardware and accessories required for normal operation and maintenance.