X2 Genuine Makita 18V 2.0Ah LXT Lithium Battery BL1820 + DC18SD 240v Charger

Desciption For X2 BL1820 Five times lower self-discharge keeps battery cells active and ready to use after a long period of storage. Charging at any time will have no effect on the battery. Battery's built-in memory chip communicates with the charger (sold separately) to maximize battery life. For use only with Makita chargers DC18RA