General description This Makita Power Source kit is an essential addition for anyone using Makita Li-Ion cordless tools, especially for those who frequently find themselves short on batteries and chargers. It includes two 3.0Ah BL1830 Lithium-Ion batteries, a DC18RD Dual Charger, and a Makpac carry case with an inlay insert that accommodates up to four batteries and a charger. Technical specifications Battery type: Lithium-Ion Battery capacity: 3.0Ah Charger model: DC18RD Charging time for two 3.0Ah batteries: 22 minutes Charging time for two 4.0Ah batteries: 36 minutes Compatibility and accessories Compatible with all Makita Li-Ion LXT 18V machines Includes 2 x 3.0Ah BL1830 Lithium-Ion batteries Includes 1 x DC18RD Dual Charger Includes 1 x Makpac Case with Inlay Usage Charging at any time will not affect battery life. Built-in Memory Chip communicates with the charger to optimize battery life using three active controls: Current, Voltage, and Thermal. STAR Protection technology