Storage (rechargeable) batteries/accumulators/secondary cells to customer specification, Electrical equipment. Nuclear equipment, Electrical, Electronics & Optical, Primary cells, Battery charging sets, Batteries, accumulators, for uninterruptible power supplies (UPS), Batteries, accumulators, dry, miniature, Batteries, accumulators, dry, subminiature, Cells, accumulators, silver-zinc, Batteries, accumulators, nickel metal hydride (Ni-MH) (alkaline)