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EcoFlow Wave2 Extra Battery

by EcoFlow
Save 28% Save 28%
Original price $899.00
Original price $899.00 - Original price $899.00
Original price $899.00
Current price $649.00
$649.00 - $649.00
Current price $649.00
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Price Match Policy

Price Match

Here at OffGrid Living Solutions, we want to offer you the best prices online.

If you happen to find a lower price for the same product, we will guarantee to match their price or beat their price. Note, this does not apply to all products in the store. Please reach out to us via email or chat if you want a price match or price beat.

For the policy to apply, please send us a screenshot, link, or any other evidence of the product being priced lower than ours before making the purchase.

Refer to our Price Match Policy Rules.

Refunds & Returns Policy

At OffGrid Living Solutions, we are proud to have the best refund and return policies in the industry. If you’re not satisfied with your purchase for any reason, you may return it to us within 30 days for a refund.

If you have a problem with our order (there are missing components, damages, or the product is not functioning), please reach out to us as quickly as possible. Some of the problems can be resolved by going through the product manual or the product FAQs.

Refer to our Refunds & Return Policy for more details.

Shipping & Delivery

Order Processing

Once we receive your order, we will send you a confirmation email. Then we will process the order by confirming that the product is in stock and ready for shipment. If any of the items in your order are back-ordered, we will reach to you via email or phone and you may choose to either wait or receive a 100% refund.

Please allow 1-3 days for processing your order.


We ship to the lower 48 continental United States only at this time.

Shipping times and shipping method will depend on the specific product and brand you purchase. If you have any shipping question, feel free to ask on the chat or email us at

We will send tracking information by email the same day the shipping tracking number is created/available.

Before you sign the shipping bill, please THOROUGHLY INSPECT YOUR ITEM. Signing for the receipt of a damaged product removes the liability of the shipping company and OffGrid Living Solutions. Once you accept your shipment as non-damage, your item is your property.

Delivery time

Shipping Timeline listed above is an estimate. Please call or message the web chat for precise ETAs.

EcoFlow Wave2 Extra Battery


Introducing the Ecoflow Wave 2 Add-on Battery, the perfect solution to extend the battery life of your Ecoflow Wave 2 Portable Air Conditioner. With this compact battery, you can enjoy up to eight hours of uninterrupted operation. Designed specifically for the Wave 2, the Ecoflow Wave 2 Add-on Battery seamlessly integrates with your device, forming one system that runs like clockwork.

Equipped with two output ports, including USB-A and USB-C, this add-on battery not only powers up your Wave 2, but it also has the ability to charge all your USB (C) devices. Now, you can keep your smartphone, tablet, or any other USB device charged even when you're away from a power source.

Product Specifications

EcoFlow Wave2 Extra Battery Product Specifications

51.5cm x 27.2cm x 9.2cm / 20.28 in x 10.71 in x 3.62 in
Weight 7.5kg / 16.5lbs
Included Two output ports: USB-A and USB-C
Capacity: 1159Wh

Product Manual


Product Warranty & Return Policy

EcoFlow Product Warranty

EcoFlow Return & Refund Policy

Product FAQs

Q1. How long does WAVE 2 add-on battery last when fully charged?

A1. 2 to 8 hours. The actual battery life varies depending on the usage situation.

Q2. How long does it take to fully charge the WAVE 2 add-on battery?

A2. When WAVE 2 is not working, the shortest time to fully charge it is 2 hours when connected to the AC, 6 hours when connected to the 24V car charger, and 3 hours when connected to the solar panel. The specific charging time varies depending on actual usage.

Q3. If the add-on battery is not connected, will the WAVE 2 work properly?

A3. Yes. When connected to the AC, WAVE 2 works normally for cooling and heating functions. Due to insufficient car charging power and unstable solar panel power, only Fan mode is available when they are used as the sole power supply,

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Talk to one of our trusted experts today! Our dedicated customer support team is here to provide any assistance that you have. Feel free to place an order over the phone (415) 481-4075 or send us your inquiry via chat.

Free Shipping With Some Product Exceptions
Easy 30 Day Returns Return with Ease
Secure Checkout Secure Payment