Kobalt 40-Volt 6 Ah Rechargeable Lithium-Ion Cordless Power Equipment Battery

High performance Kobalt 40-volt Li-ion battery delivers fade-free power with no memory loss after charging. 6.0 Ah capacity provides extended runtime to help complete any job. Compatible with the Kobalt 40-volt max family of tools. Fuel gauge shows available power level. Advanced battery technology prevents overcharging, overheating, and overloading. Initial no-load voltage, when fully charged, peaks at 40 volts; nominal voltage under typical load is 36 volts. 3 Year limited warranty.