M12™ Redlithium™ 3.0 Compact Battery Pack, Lithium-Ion, 12 V, 3.0 AhFeatures superior pack construction, electronics and performance to deliver more work per charge and more work over the life of the pack Compact design fits in tight work spaces and reduces user fatigue Managed by Redlink Intelligence, the battery features overload protection to prevent you from damaging your cordless power tools in heavy duty situations, while the discharge protection prevents cell damage Temperature management system and individual