18-Volt LXT Lithium-Ion Battery and Rapid Optimum Charger Starter Pack (5.0Ah) with bonus 18V LXT Battery 5.0Ah

For improved tool performance and extended battery life, Makita created Star Protection Computer Controls. Star Protection is communication technology that allows the tool and battery to exchange data in real time and monitor conditions during use to protect against overloading, over-discharging and overheating. Makita, the innovation leader in cordless tool technology, has the world’s largest cordless tool system powered by 18V lithium-ion slide-style batteries. This promotion also includes a bonus BL1850B 18V LXT Lithium‑Ion 5.0Ah Battery.”,”highlights”:[“Protected against overloading, over-discharging and overheating”,”Charger communicates with battery to optimize battery life”,”Works with all Makita STAR Protection tools”