Lithium 40V BatteryReplacement battery for the Lithium 40V Auger.Features:40-volt, 5-amp-hour Lithium-Ion BatteryInternal Battery Management System4 LED Battery Status Indicator2 Year WarrantyWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.