GreenWorks 29332 Compact 20V 2.0-Amp Lithium Ion Battery for Lawn Tools GreenWorks Compact 20V Lith-Ion Battery offers premium performance while working in the yard Quick charge time of 45 minutes for GreenWorks New Compact 20V Lithium-Ion 20V 2 AH Battery, Model 29332 Compact, light-weight design for ease of use and user comfort Compatible with Charger Model 29372 and all NEW GreenWorks Compact 20V Tools Compatible Tool Models: 21262, 21312, 22172, 22302