Samsung 21.9-volt Lithium Ion (li-ion) Vacuum Battery
Removable Battery: Conveniently remove battery for flexible charging and swap for a spare - Vacuum for up to 60 minutes without needing to recharge, plus the spare battery gives you up to 120 minutes of uninterrupted cleaning (1)
(1) Stated run time applies to the minimum power level with a nonmotorized tool attached (Second battery sold separately)


