

The 18V STANLEY® FATMAX® V20 4.0Ah Lithium Ion Battery delivers reliable, long-lasting cordless power for demanding jobs. Built with improved cell technology, it offers consistent performance with no memory effect and minimal self-discharge, ensuring it’s ready whenever you are. Designed as part of the V20 cordless system, this battery provides seamless compatibility across all V20 tools, making it a versatile and essential power source for both DIY and professional use.