Makita BL1840B 18V LXT Lithium-Ion 4.0Ah Battery (Black)

The integrated L.E.D. battery charge level indicator allows the user to check the charge of the battery. When compared to the BL1830, it provides up to 35% greater run time per charge. Charges completely in 40 minutes or less. It only works with Star Protection tools, as indicated by the Star Symbol and/or the Yellow Battery Receiver under the tool. Even at subzero conditions (-4°F/-20°C), the battery provides steady power and long run time. Product Dimensions (cm): 7.62 x 17.15 x 16.51   The Makita 18V LXT Lithium-Ion battery charges quicker and lasts longer than regular lithium-ion batteries, providing unrivaled performance and productivity for the most demanding tasks. The Makita 4.0 Ah battery combines increased run time (35% more than the Makita BL1830 battery) with a category-leading charge time of only 40 minutes, allowing it to spend more time working and less time charging.