This CRAFTSMAN V20 20V max** starter kit includes (2) 2Ah Lithium battery packs that each provide up to 1.5x longer runtime than a standard V20 20V max* Lithium battery. They are compatible with the CRAFTSMAN V20 20V max* cordless power tool and outdoor tool lineup. The premium grade high Performance cells provide high power and long cycle life. Each pack is equipped with a 3-LED state of charge indicator for immediate battery charge feedback. No memory and low self-discharge means this battery is ready when you are. The included Lithium battery charger recharges batteries in 60 minutes or less for improved productivity.