Replacement for Kobalt 40V Battery 6.0Ah Compatible with All Kobalt 40V Cordless Power Tool, for 40V Max Battery KB440-03 KB2540C-06 KB240-03 KRC60 | Fast Charging & Extended Runtime

3X Longer Runtime & High CapacityEngineered with premium lithium-ion cells, this upgraded 6000mAh replacement battery delivers up to 3X the runtime of standard 2.0Ah Kobalt 40V batteries. Ideal for extended use with lawn mowers, chainsaws, trimmers, and other high-demand tools. | Wide CompatibilityDesigned as a perfect replacement for Kobalt 40V models KB440-03, KB640-03, KB240-06, KB240C-06, and more. Fully compatible with Kobalt 40V chargers (KRC60-06, KRC40-06, etc.) and over 45+ Kobalt 40V MAX cordless tools. | Enhanced Durability & 1200+ CyclesBuilt with high-density cells that support over 1200 charge cycles with minimal self-discharge. Offers consistent performance and a lifespan up to 5X longer than conventional batteries, engineered for reliability over many years. | Smart BMS & Multi-Protection SafetyFeatures an advanced Battery Management System (BMS) that protects against overcharging, overheating, short-circuit, and over-voltage. | 3-Year Warranty & SupportBacked by a hassle-free 3-year replacement promise and dedicated customer support. For any questions, simply click Contact Seller under Your Order we guarantee a prompt response and a solution within 24 hours!