CRAFTSMAN V20 Lithium Ion Battery, 4.0-Amp Hour (CMCB204) 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 CRAFTSMAN 20V battery is ready when you are. EXTENDED RUNTIME: CRAFTSMAN battery is made for heavy duty jobsite applications IMPROVED POWER: Premium grade high energy cells LONGER LIFE: Resulting in an extended battery life 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 Product information Technical Details Manufacturer ‎CRAFTSMAN Part Number ‎CMCB204 Item Weight ‎14.4 ounces Product Dimensions ‎6.5 x 5.5 x 2.69 inches Item model number ‎CMCB204 Batteries ‎1 Lithium Ion batteries required. (included) Is Discontinued By Manufacturer ‎No Style ‎V20 Battery Only Power Source ‎Lithium Ion Battery Item Package Quantity ‎1 Measurement System ‎Metric Included Components ‎(1) CMCB204 Batteries Included? ‎Yes Batteries Required? ‎Yes Battery Cell Type ‎Lithium Ion Battery Capacity ‎4000 Milliampere Hour (mAh) Warranty Description ‎Visit Craftsman.com