Battery and Charger for Bosch 1646K - Replacement Bosch 18V Battery and Charger (3300mAh, NI-MH) Replacement Bosch 1646K Battery and Charger Replacement for Bosch 18V Power Tools Batteries and Charger Universal Power Tool Charger will charge most NICD and NIMH tool batteries. Will not charge Lithium-Ion tool batteries. Capacity: 3300mAh, Upstart Battery Brand, One Year Warranty Quantity: 1 Batteries, 1 Charger, On Sale for a Limited Time!