1024Wh Extra Capacity – extend runtime for your EcoFlow WAVE 3 portable AC & heater
Designed for WAVE 3 – seamless compatibility and optimized performance
LFP Battery Technology – safe long-life battery chemistry built for daily use
4,000 Charge Cycles – retains up to 80% capacity over years of use
Detachable Design – easy to remove, carry, recharge, or store separately
Portable Power Anywhere – enjoy cordless cooling or heating without wall outlets
Compact Carry Form – convenient for camping, RV trips, garages, and travel
Reliable Backup Comfort – ideal for overnight use and longer outdoor sessions
Why Choose WAVE 3 Add-On Battery
The EcoFlow WAVE 3 Add-On Battery is the easiest way to unlock true portable comfort. Add 1024Wh of cordless runtime to your WAVE 3 so you can enjoy cooling or heating longer at campsites, in RVs, garages, tents, and off-grid spaces.
Fast U.S. Shipping
Orders fulfilled quickly from domestic stock — no overseas wait times or customs delays.
Authorized Reseller
100% official EcoFlow dealer. Every product is genuine, warrantied, and fully supported.
Real Inventory
What you see is what we have. No backorder surprises or phantom stock listings.
Expert Support
Our team knows EcoFlow inside and out. Get real answers from real people, fast.
