General description This Makita Power Source kit is an essential addition for users of Makita Li-Ion cordless tools who often find themselves in need of extra batteries and chargers. It includes two 5.0Ah BL1850 Lithium-Ion batteries, a DC18RC fast charger, and a Makpac carry case designed to hold up to four batteries and a charger. Technical specifications Battery type: Lithium-Ion Battery capacity: 5.0Ah Charger model: DC18RC Charge time: 45 minutes Charging voltage: 14.4V and 18V Charging time for 14.4V and 18V batteries: 22 minutes Compatibility and accessories Compatible with all Makita Li-Ion LXT 18V machines Includes a Makpac case with inlay insert Usage Charging at any time does not affect battery life Built-in memory chip communicates with the charger to optimize charging STAR Protection Computer Controls protect against overloading, over-discharging, and overheating