Batteries ('20V Max' 2.0 & 4.0Ah 'KEEPCOOL™' Li-Ion) and charger

These powerful '20V Max' (18V) 2.0Ah and 4.0Ah batteries with LED battery level indicator offer superior Lithium-Ion technology, which means no memory effect, no self-discharge and always ready for use. The 'Keep Cool™' battery technology ensures 25% longer run time and 2x the lifetime. The ‘ActivCell™’ technology works to optimise power usage, preventing overheating and maximizing battery performance. The '20V Max' (18V) battery charger fully charges one battery within, respectively, one hour and two hours.