2000mAh Battery - CS-MMR300SL / Li-MnO2 / Volts: 3.6

VEVOR 20V MAX, Portable Battery and Charger Combo, AC 110V, 4.0 Ah Lithium-Ion Battery Pack, 4000 mAh Large Capacity, Extended Runtime, Compatible with Series Tools, for Replacement and Fast Charging

4000mAh Battery - CS-BP930 / Li-ion / Volts: 7.4

1050mAh Battery - CS-GMP800SL / Li-Polymer / Volts: 3.7

2800mAh Battery - CS-IRD505SL / Li-ion / Volts: 3.7

2050mAh Battery - CS-SMI437XL / Li-ion / Volts: 3.7

3650mAh Battery - CS-DEL127NB / Li-ion / Volts: 11.4

5200mAh Battery - CS-MEX20MD / Li-ion / Volts: 11.1

1100mAh Battery - CS-PST600SL / Li-ion / Volts: 3.7