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Expandable capacity - Increase the capacity of DELTA Pro Ultra with an extra 6kWh.
*If you've purchased three or more battery packs, please contact our customer service team to claim your EcoFlow Fixing Metal Tab, which is necessary for securely stacking your battery packs.

Highlights:
-One-Month Backup: 6kWh for up to two-day backup, scalable to 90kWh for one-month coverage
-Space-Saving: Stack up the system in a neat, mess-free way
-One-Minute Setup: With a plug-and-play design

Specifications:
Dimensions: 26×18×8 in (including mat)

*EcoFlow DELTA Pro Ultra Battery must work with the EcoFlow DELTA Pro Ultra Inverter

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