The black alkaline battery shown on the left in the image, part number SC-80613-100, is for use in the Model 2403 Quickdraw Suction Alkaline Battery Unit.

The blue rechargeable battery on the right in the image, part number SC-80611-100 is for use in the Model 2400 Quickdraw Suction Rechargeable Battery Unit.

Each battery type is supplied in a protective nylon pouch.