EcoFlow Delta 3 Max Plus Smart Extra Battery

Two Capacity Options
Choose the Extra Battery that fits your needs:
• EB300 (286Wh) — ideal for weekend trips, photography sessions, and light remote work
• EB600 (572Wh) — best for multi-day camping, extended filmmaking, and longer off-grid sessions

Expand RIVER 3 Plus up to 858Wh
Increase the total runtime of your RIVER 3 Plus for powering laptops, drones, camera rigs, lights, tablets, Starlink, and everyday electronics.

Cable-Free Pogo Pin Connection
Attaches directly to the RIVER 3 Plus using a wireless Pogo Pin interface—no screws, no tools, no cables. Just click and go.

Use as a Standalone Battery Pack
When traveling light, each Extra Battery can operate independently as a compact battery bank for small devices.

Additional 140W USB-C Port
Adds a high-speed USB-C (input/output) port, perfect for fast-charging laptops, drones, cameras, power banks, and other USB-C devices directly from the battery.

Hot-Swappable for Extended Field Time
Swap Extra Batteries in seconds to stay powered for days—ideal for creators, remote workers, and off-grid users who need continuous power.

Lightweight, Packable Design
Easy to add, remove, and carry—making it simple to scale your setup without adding unnecessary bulk.

Durable, Long-Life LFP Chemistry
Built with LiFePO₄ cells rated for 3000+ cycles, ensuring long-term reliability for frequent outdoor or professional use.

1 x River 3 Plus Extra Battery (per selection)

5 Year Warranty