V20* 4.0Ah Lithium Ion Battery

Product Overview

This V20* 4.0Ah Lithium Ion Battery pack provides up to 3x the capacity versus the standard of a standard 20V MAX* lithium battery**. It is compatible with the CRAFTSMAN V20* cordless power tool and outdoor tool lineup. The professional grade high performance cells provide improved power and a longer cycle life. Each pack is equipped with a 3-LED state of charge for immediate battery charge feedback. No memory and virtually no self-discharge means this battery is ready when you are.

Additional Features

  • BATTERY CHARGE FEEDBACK: 3 LED State of charge indicator
  • MAXIMUM PRODUCTIVITY: No memory and virtually no self-discharge
  • V20* 4.0Ah Lithium Ion Battery provides extreme runtime for heavy duty jobsite applications


  • Powering V20* Cordless Tools
  • Powering V20* Cordless Outdoor Tools


  • (1) CMCB204 V20* 20V MAX 4.0 Ah Lithium ion battery


Product Length [Imperial]
4 4/5 in
Product Height [Imperial]
2 4/5 in
20 V
Power Source
Product Weight [Imperial]
1.4 lbs



  • 3 Year Limited Warranty

We're confident of the quality of our products and we'll repair, without charge, any defects due to faulty materials or workmanship within the specified warranty.

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We take extensive measures to ensure all our products are made to the very highest standards and meet all relevant regulations.



  • ** vs. 20V MAX* CMCB201 (1.3Ah) Lithium Ion Battery
  • *20V MAX battery, maximum initial battery voltage (measured without a workload) is 20 volts. Nominal voltage is 18.