Efficiency - 18V LXT 4.0Ah Lithium-Ion battery charge in 40 minutesVersatility - World’s largest cordless tool line-up powered by an 18V Lithium-Ion slide-style batteryPerformance - Compatible with all Makita 18V LXT and 18V Compact cordless toolsConvenience - Makita Lithium-Ion battery provides longer run time