This EcoFlow Product is on sale! Enjoy big discounts on our Early Bird Promo! DELTA Pro 3 Smart Extra Battery by EcoFlow Get more run time with your DELTA Pro 3 with the EcoFlow DELTA Pro 3 Smart Extra Battery. This battery is designed to seamlessly integrate with your DELTA Pro 3 and boost your total capacity by 4096Wh per Battery. Stay powered longer and enjoy unmatched expandability and reliability of your EcoFlow DELTA Pro 3 Portable Power Station. What’s in the box EcoFlow Delta Pro 3 Smart Extra Battery Quick Start Guide Safety Guide Warranty Card EcoFlow Extra Battery Cable EcoFlow DELTA pro 3 Smart Extra battery specs Capacity -4096Wh Input Port - 40V-58.4V=80A Max Output Port - 40V-58.4V=100A Max Dimension - 694mm*295mm*215mm Weight - 33kg Compatible with EcoFlow DELTA Pro 3 Display - LED Array Discharge Temperature - 14°F~113°F Charge Temperature - 32°F~113°F Storage Temperature - 14°F~113°F