Makita MAK-196675-2 18V 5Ah Li-Ion Battery BL1850B

***NEW*** Make the new cordless tools last even longer with the new 5.0 Ah NEW Battery fuel gauge indicates approximate remaining battery power 5.0 Ah battery offers maximum run time for prolonged, heavy-duty applications NEW Battery Protection System provides Over-Discharge, Temperature and Current Protection for enhanced performance, battery cycle life and overall battery life (when used with STAR marked tool) Li-Ion Batteries offer extended run time versus Ni-Cad and Ni-MH batteries Li-Ion Batteries offer more cycles over the life of the battery versus Ni-Cad and Ni-MH batteries Optimum Charging System utilizes 3 Active Controls (Current, Voltage & Temperature) to maximize battery life Built-In Memory Chip communicates with Charger CPU to optimize the charging process based on the unique conditions of each battery