Bosch 2-Tool 18-volt Brushless Power Tool Combo Kit with Soft Case (2 Li-ion Batteries Included and Charger Included) in the Power Tool Combo Kits department at Lowes.com
Bosch Indego 350 Indego 400 Indego M 700 Indego M plus 700 Indego S+ 350 Indego S+ 400 Power Tool Replacement Battery: BatteryClerk.com
36V Bosch Powerpack 400, E-Bike Battery - China Bosch E-Bike Battery and Bosch Powerpack