WORX WA3880 FAST CHARGER FOR 20 V LITHIUM BATTERY All tools in the Worx 20V line are equipped with a 20V DC 2.0 Ah Li-Ion or 4.0 Ah Li-Ion battery that guarantees a charging time of about 2 hours depending on the tool. In addition, Worx batteries do not have a memory effect: they can be recharged even if they are only partially discharged, without causing damage. CODE: WA3880 CZ