NEW Greenworks Pro 80V 4Ah Lithium-Ion Battery BAB727 80-Volt 80 80-V 769135399853 | eBay
Powerextra 80V 3.0Ah Replacement Battery for Greenworks PRO 80V Lithium Ion Battery GBA80200
Kobalt 80-volt Max 4 Ah Rechargeable Lithium Ion (li-ion) Cordless Power Equipment Battery in the Cordless Power Equipment Batteries & Chargers department at Lowes.com
80V 4.0 Ah Lithium-Ion Battery | Greenworks Pro
Greenworks GBA80400 80V 4Ah Lithium-Ion Battery for sale online | eBay