Pay in 4 interest-free payments of $49.75 Learn more
Ships within 48 hours · Estimated delivery Aug 25 - Aug 30
15W Fast Charging Speed: Qi2-certified 15W power delivers a superior wireless experience
• 8 Long Hours of Comfort
Supported devices include the DELTA 2
EcoFlow provides real‑time support to ensure the installation follows EcoFlow standards
Provides additional cable length
EcoFlow Extra Battery Expansion Adapter new 15W Fast Charging Speed: Qi2-certifiedExtra Battery Expansion Adapter will ship on 15 August 2026. The EcoFlow Extra Battery Expansion Adapter connects two Smart Extra Batteries with a single cable, expanding the capacity of DELTA 3 Max Plus and DELTA 3 Ultra Plus. DELTA 3 Max Plus works with: DELTA 3 Max Plus Smart Extra Battery, DELTA Pro 3 Smart Extra Battery, DELTA 3 Smart Extra Battery, EcoFlow 800W Alternator Charger, EcoFlow Alternator Charger 600, EcoFlow Alternator Charger Plus
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