Extended runtime: For heavy duty applications. Improved power: Premium grade high performance cells. Longer life: Resulting in an extended battery life. Maximum productivity: No memory and virtually no self-discharge. Less charge time: Lithium charger provides a 60 minute or less charge time. Overload protection: Protects battery cells for longevity. Battery charge feedback: Batteries and charger feature LED charging indicator. Includes: (2) CMCB202 V20* 2.0Ah Lithium Ion Battery; (1) V20* Lithium Ion Charger. Disclaimer: *Versus 20V MAX CMCB201 (1.3Ah) Lithium Ion Battery.