18V LXT Lithium-Ion 4.0Ah battery reaches a full charge in 40 minutes or less
Provides up to 35% more run time per charge compared to BL1830
Integrated L.E.D. battery charge level indicator allows user to monitor battery charge
Battery delivers consistent power and run time in extreme temperatures, even in winter (-4°F/-20°C)
Equipped with Star Protection Computer Controls to protect against overloading, over-discharging and over-heating
Impact-resistant outer case and shock-absorbing inner-liner are engineered to protect the battery
Sixteen contact terminals maintain a constant connection with the tool to help prevent power loss or fluctuation, even during high-vibration applications
Battery resists self-discharge and remains ready for use even after long periods of storage
Compatible only with Star Protection tools, indicated by the Star Symbol and/or Yellow Battery Receiver under the tool