Description
GREE EcoFlow DELTA 2 + DELTA 2 Smart Extra Battery – DELTA2-DELTA2EB
The DELTA 2 is a portable power station that provides clean, reliable, and quiet energy for all your off-grid adventures. It has a high capacity of 1160 watt-hours and can power many devices, including laptops, smartphones, tablets, cameras, lights, and more. It has a built-in inverter that converts stored DC power into AC power so that you can use it with standard household appliances. The DELTA 2 also has multiple USB ports, including a USB-C port that supports fast charging and a 12V DC port for powering car appliances.
The DELTA 2 Smart Extra Battery is an additional battery pack that can be added to the DELTA 2 power station to extend its run time. It has a capacity of 580 watt-hours and can be easily attached to the DELTA 2 using the included connectors. The extra battery pack also has its own set of USB ports, allowing you to charge multiple devices simultaneously. When used together, the DELTA 2 and the DELTA 2 Smart Extra Battery provide a total capacity of 1740 watt-hours, making them a powerful and versatile solution for all your off-grid energy needs.
- Expandable capacity – 1-3kWh expandable capacity to grow your storage to your needs. Add on the DELTA 2 extra battery to reach 2048Wh, or add on the DELTA Max Extra Battery to hit 3040Wh. Great for home backup or everyday appliances.
- Huge AC output – 1800W AC output means you can power more than 90% of your home appliances. Or, try plugging in up to 15 devices at once. Unlike other brands, DELTA 2 can prevent overloading from devices up to 2200W thanks to X-Boost technology.
- 7x Faster AC charging – X-Stream tech means that DELTA 2 charges 7 times faster than the competition. That’s 0–80% in just 50 minutes and 0-100% in 80 minutes with AC input.
- Or go green without sacrificing speed – Plug in portable solar panels and get up to 500W input to charge from anywhere in as fast as 3 hours.
- Built to last 6x longer – Get 10 years of daily use until hitting 80% of its original capacity. That’s down to its LFP battery chemistry giving you 3000+ cycles.
- Control from anywhere – Use the EcoFlow app to control your DELTA 2 from anywhere using Wi-Fi. Link with Bluetooth when off-grid. Either way, you can check charging data, customize settings and adjust the charging speed with ease.
- 5-year warranty – Unlock an extended 5-year warranty for worry-free experience.
What our Experts Think
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Expandable Power Solution: Adds a 1,024 Wh extra LiFePO₄ battery to the DELTA 2, effectively doubling usable capacity for longer runtimes.
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Long-Life Battery Chemistry: Uses LiFePO₄ cells rated for ~3,000 cycles to 80 % capacity, offering years of dependable use.
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Smart Remote Control: Manage power, monitor charge/discharge, and customize settings via the EcoFlow app.
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Seamless Integration: Connects easily to the DELTA 2 via a dedicated port—no standalone charging required.
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Robust Protection: Built-in safeguards against over-voltage, overcurrent, and temperature help ensure safe operation.
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Trusted Ecosystem: Works within the EcoFlow portable power platform, ideal for backup power, outdoor adventures, or off-grid setups.
Q&A
Q: What is the EcoFlow DELTA 2 + Extra Battery?
A: A portable, high-capacity power station paired with a smart extra battery for extended runtime.
Q: What is its power capacity?
A: DELTA 2 delivers reliable power for appliances, electronics, and outdoor equipment, with extended capacity using the extra battery.
Q: Can it be recharged?
A: Yes, via wall outlet, car, or solar panels for versatile off-grid use.
Q: Is it safe and smart?
A: Yes, features advanced battery management, surge protection, and smart monitoring via EcoFlow app.
Q: Why choose it?
A: Combines portability, high power output, and extended runtime for emergency or outdoor use.
Maintenance Tips
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Charge the battery regularly and avoid letting it drop below 20% for longevity.
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Keep the units clean and free of dust or debris.
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Store in a cool, dry place to prevent overheating and degradation.
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Inspect cables and connectors periodically for wear or damage.
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Avoid exposing the units to water or extreme temperatures.
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Follow manufacturer guidelines for safe operation and firmware updates.






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