Comes with:2 x BL1850 18V 5.0Ah BatteriesDC18RC ChargerBL1850 Battery Features:Lightweight and shock-absorbingThe Li-ion range delivers 430% more working capacity during its lifetime compared to Ni-Cad and is 40% Lighter than Ni-MHThe Li-ion has minimal depletion of power during use or in storage over its lifetimeFoam cell technologySlide on battery - firm holding with multi contactsShock absorbing pack that will not punctureRemains cool even in heavy use.Same weight as 3.0Ah battery.BL1850 Battery Specification:Battery Ah: 5.0 AhBattery Type: Li-ionVoltage: 18 vDC18RC Charger Features:Charges Makita 7.2-18V 3.0Ah Li-ion batteries in approximately 22 minutes and 5.0Ah batteries in 45 minutesDC18RC has a cooling fan - cooling system blows cool air into the batteryDigital display shows battery condition and charge status