Makita BL4025 40V max XGT® 2.5Ah BatteryMakita BL4025 The 40V max XGT 2. 5Ah Battery is engineered to outlast the competition. XGT Batteries feature an advanced design with an impact resistant outer case and shock absorbing inner liner that are engineered to protect the battery in harsh jobsite environments. XGT Batteries also feature rigid rails with impact resistant construction to secure the battery to the tool during high demand applications. 40V max XGT Batteries are equipped with