BAT181 Bosch 18V Battery Rebuild Service – MTO Battery
BOSCH BAT612 18V Lithium-Ion 2 Ah Standard Power Battery - Cordless Tool Battery Packs - Amazon.com
Bosch Cordless Saw Advanced Cut (2.5 Ah Battery 18 Volt System, 18 In)(the plug charger is EU, if used in USA needs a plug adapter for the charger) - Amazon.com
Bosch GBA18V63 CORE18V 6.3Ah 18-Volt Lithium-Ion Power Tool Battery
Bosch 18 2 Amp-Hour; Lithium Battery in the Power Tool Batteries & Chargers department at Lowes.com