Say goodbye to tangled cords and long charge times when you invest in this Activ Energy 20V Battery. Able to fit a wide range of our Ferrex cordless tools, this battery has a quick charge time and the Lithium-Ion will give you constant reliable power. Features Capacity: 2,0 AhCharging time of 45 minutes (approx.)Charge status indicationNumber of charge cycles: 250x (approx.)Individual cell monitoringTemperature monitoringCompatible with 20V MAX Guarantee/Warranty 2 Years