Experience unmatched power and durability with the BL4040-2 Makita 40V max XGT® 4.0Ah Battery, available in a convenient 2-pack. This advanced battery outlasts the competition, designed with an impact-resistant outer case and shock-absorbing inner liner for protection in the toughest jobsite environments. Rigid rails secure the battery to your tool, even under high-demand applications, ensuring consistent power delivery.

The BL4040-2 Makita 40V max XGT® 4.0Ah Battery integrates smart technology for optimal performance. Its digital communication system facilitates up to 2X longer sustained power under heavy loads, while actively protecting against overload, over-discharge, and overheating.

With 4 bright green L.E.D. indicators, easily monitor your battery charge level. Reach a full charge in less than 45 minutes thanks to its advanced charging technology, maximizing both performance and battery life. An enhanced cooling system further boosts the battery lifespan.

Designed to take on high-current demands, the BL4040-2 Makita 40V max XGT® 4.0Ah Battery and XGT® Tools feature a multi-layer contact interface. This 2-pack product comes with a 3-year limited warranty for added assurance. Trust in the XGT® Battery for reliable power and resilience on your jobsite.