For when you want to use AC power (power from a wall socket).
Part Number: P702-21-0

(small battery on the left)
Part Number: P702-29

Single VersaPak™ NiCad rechargeable battery.
Part Number: P702-VP100-Bulk

Single VersaPak™ Nickel Metal Hydride rechargeable battery.
Part Number: P702-VP110-Bulk

Two-port VersaPak™ battery charger with two NiCad rechargeable batteries.
Part Number: P702-VP135