EF ECOFLOW Smart Extra Battery for Delta Pro, 3600Wh, 2.7H to Full Charge, Battery Backup for Home Use, Blackout…

[Customizable Power] Expandable capacity This add-on battery connects with a DELTA Pro to double total capacity to 7200Wh. Connect two of them to DELTA Pro for a staggering 10.8kWh to use off-grid.
[Multiple Charging Options] Charge through DELTA Pro using solar panels, an AC outlet, 12v car outlet, or directly using an EcoFlow Smart Generator for up to 1.8kWh DC fast charging.
[More watt-hours at home] The Extra Battery can be integrated to your home’s wiring when connected to DELTA Pro. These battery units become part of your home’s peak shaving and emergency power solutions.
[Easily Monitor & Manage] Use the clear-to-read LCD screen or EcoFlow App to conveniently view and control charge and discharge levels and speeds.
[What’s in the Box] 1. DELTA Pro Smart Extra Battery, 2. DELTA Pro Extra Battery Cable, 3. User Manual, 4. Handle Cover. You’ll also get a 24-month guarantee from EcoFlow and friendly customer support whenever you need it.