• 2 pack – 5.0 Ah battery offers maximum run time for prolonged, heavy-duty applications.
• Battery fuel gauge indicates approximate remaining battery power
• Optimum charging system utilizes three Active Controls (Current, Voltage and 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.
(2) Makita 18V 5.0Ah Batteries (BL1850B)