Makita Bl1830 Lxt 18v 3 Ah Lithium-ion Battery

Produces 280 percent more lifetime work with 2 times more cycles.Charging at any time will have no effect on the battery.Self-discharge keeps battery cells active and ready for use.Built-in memory chip memorizes the usage history and communicates with the charger.Built-in fan cools the battery to produce more lifetime work.