SKIL PWR CORE 40V 6.0Ah Lithium Battery delivers extended runtime and reliable power for your cordless tools. This 6.0Ah capacity battery provides longer work sessions between charges, making it ideal for demanding projects around the home or job site. Compatible with SKIL's 40V PWR CORE system, it features advanced lithium technology for consistent performance and durability. Lightweight design reduces fatigue during extended use. Fast charging capability gets you back to work quickly. A dependable power solution for professionals and DIY enthusiasts alike.