• Voltage: 20V

• Amperage: 4.0Ah

• Battery Chemistry: Lithium-Ion

• Premium XR Lithium-Ion Pack Provides Up To 33% More Capacity Than Standard 20V Max Battery Packs

• No Memory And Virtually No Self-Discharge For Maximum Productivity And Less Downtime

• 3-LED Fuel Gauge System Allows Immediate Feedback On State Of Charge

• Weighs Only 1.42 lbs. Allowing User Less Fatigue Over Longer Periods

WARNING: This product can expose you to chemicals including diethylhexyl phthalate (DEHP) which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.