Sydelway Kobalt 40V Battery

Perfect Replacement & 100% Compatible
Upgraded 6.0Ah battery replacement for Kobalt 40V MAX (KB-540-06, KB440-06‎, KB240-06, KB2540C-06, KB640-03). Offers longer runtime and full compatibility with original chargers and 40V tools like trimmers, blowers, and chainsaws.
Multiple Cooling Channels & Certified Safety
Efficient air circulation cooling system enhances battery lifespan. Certified by UL, CE, FCC, PSE, RoHS, ISO9001, CB, MSDS, UN38.3 with no memory effect or self-discharge.
Advanced Manufacturing
Features 4 intelligent LED indicators to monitor remaining power. Built with premium ABS+PC materials for durability and stability.
Trusted Security
1,000+ recharge cycles with only 1% self-discharge rate. Built-in BMS protects from short circuits, overcharging, over-discharging, and overheating.
5-Year Money Back Guarantee
Backed by 5-year refund/replacement support. Contact Sydelway anytime through Amazon order options for prompt assistance.