EcoFlow RIVER 3 Plus Smart Extra Battery EB300 – 286Wh LiFePO4 Expansion Battery with 140W USB-C Expand the runtime and flexibility of your EcoFlow RIVER 3 Plus Portable Power Station with the EcoFlow RIVER 3 Plus Smart Extra Battery EB300. Designed exclusively for the RIVER 3 Plus, this compact 286Wh LiFePO4 expansion battery increases your total system capacity to 572Wh while adding an additional 140W USB-C input/output port for even greater charging versatility. Featuring EcoFlow's innovative wireless Pogo Pin connection, the EB300 attaches securely without cables or screws. It can also be used independently through its integrated USB-C port, making it an ideal lightweight power companion for travel, camping, and everyday portable charging. Key Features Designed for the EcoFlow RIVER 3 Plus Expands total system capacity to 572Wh 286Wh LiFePO4 battery Additional 140W USB-C input and output Wireless Pogo Pin connection Cable-free clip-on installation Can be used independently via USB-C Lightweight 7.7 lb design Compact and travel-friendly LiFePO4 battery rated for 3,000 cycles to 80% capacity Manufacturer states up to a 10-year lifespan 5-year manufacturer warranty Expand Your Power Capacity The EB300 Smart Extra Battery adds 286Wh of additional energy storage to your EcoFlow RIVER 3 Plus. When connected to a compatible RIVER 3 Plus, total available capacity increases to: 572Wh The modular design allows a simple capacity upgrade without replacing your existing power station. More Charging Flexibility Unlike a traditional expansion battery, the EB300 adds another charging option. Its integrated 140W USB-C port functions as both: USB-C output for powering compatible devices USB-C input for charging or recharging This additional USB-C connection also allows the battery to be used independently when portable USB-C power is all that's needed. Wireless Pogo Pin Connection EcoFlow's Pogo Pin technology creates a clean, cable-free connection between the battery and the RIVER 3 Plus. Benefits include: No cables No screws Quick installation Secure clip-on attachment Lightweight Portable Design Weighing only 7.7 pounds, the EB300 is lighter than the RIVER 3 Plus power station. Its compact size makes it easy to: Carry Store Travel with Use independently for smaller charging tasks Long-Life LiFePO4 Battery The EB300 uses LiFePO4 (LFP) battery chemistry, providing long service life and dependable performance. According to the manufacturer: Rated for 3,000 charge cycles to 80% capacity Designed for up to 10 years of use Backed by a 5-year manufacturer warranty Specifications Brand: EcoFlow Model: RIVER 3 Plus Smart Extra Battery EB300 Product Type: Expansion Battery Compatible Power Station: EcoFlow RIVER 3 Plus Battery Capacity: 286Wh Expanded System Capacity: 572Wh (when connected to RIVER 3 Plus) Battery Chemistry: LiFePO4 (LFP) Battery Life: 3,000 cycles to 80% capacity Dimensions: 9.2 × 8.8 × 4.3 in. Weight: 7.7 lb Connection Type: Wireless Pogo Pin USB-C Output: 1 Port 5V/9V/12V/15V ⎓ 3A Max 20V/28V ⎓ 5A Max 140W Max USB-C Input: 5V/9V/12V/15V ⎓ 3A Max 20V/28V ⎓ 5A Max 140W Max Warranty: 5-Year Manufacturer Warranty Condition: New What's Included 1 × EcoFlow RIVER 3 Plus Smart Extra Battery EB300 Wireless clip-on connection hardware (integrated) Note: The supplied product information references "What's in the box" but does not specify additional included accessories beyond the battery itself. Ideal For Expanding EcoFlow RIVER 3 Plus capacity Camping RV travel Emergency backup power Outdoor adventures Portable USB-C charging Remote work Photography Mobile workstations Everyday portable power Why It Stands Out The EcoFlow RIVER 3 Plus Smart Extra Battery EB300 is more than a capacity expansion—it also adds another high-power USB-C charging solution while maintaining an exceptionally compact, lightweight design. Key advantages include: Expands RIVER 3 Plus to 572Wh High-performance 286Wh LiFePO4 battery Additional 140W USB-C input/output Wireless Pogo Pin connection Cable-free installation Standalone USB-C power capability Lightweight 7.7 lb design Compact travel-friendly size 3,000-cycle battery life 5-year manufacturer warranty Its combination of expandable energy storage, premium battery technology, and versatile USB-C functionality makes it an excellent companion for EcoFlow RIVER 3 Plus owners. Frequently Asked Questions Which power station is the EB300 compatible with? The EB300 is designed for the EcoFlow RIVER 3 Plus. How much capacity does it add? It provides 286Wh of additional battery capacity. What is the total capacity after expansion? When connected to a compatible EcoFlow RIVER 3 Plus, the total system capacity becomes 572Wh. Can the battery be used independently? Yes. According to the manufacturer, the integrated 140W USB-C port allows the battery to be used independently for compatible USB-C devices. How does it connect to the power station? It uses wireless Pogo Pin technology with clip-on attachment, eliminating the need for cables or screws. Does it include USB-C charging? Yes. The battery includes one 140W USB-C port that supports both input and output. What battery chemistry does it use? The EB300 uses LiFePO4 (LFP) battery technology. How long is the battery expected to last? According to the manufacturer, the battery is rated for 3,000 charge cycles to 80% capacity and is designed for up to 10 years of use. How much does it weigh? The EB300 weighs 7.7 pounds. What warranty is included? The manufacturer provides a 5-year warranty. Related Searches EcoFlow RIVER 3 Plus Smart Extra Battery EB300 EcoFlow EB300 EcoFlow RIVER 3 Plus battery 286Wh expansion battery EcoFlow expansion battery RIVER 3 Plus accessory portable power station battery LiFePO4 expansion battery LFP battery pack 572Wh EcoFlow battery EcoFlow battery module wireless Pogo Pin battery 140W USB-C battery USB-C power bank USB-C expansion battery portable backup battery camping power battery RV power accessory emergency backup battery portable energy storage EcoFlow accessories portable solar battery battery expansion module travel power battery lightweight portable battery USB-C charging battery 3,000 cycle LiFePO4 battery portable outdoor power backup power accessory EcoFlow portable power battery for EcoFlow RIVER 3 Plus wireless battery connection high-capacity USB-C battery off-grid power accessory camping battery pack portable charging station battery compact expansion battery home emergency battery travel power solution USB-C rechargeable battery EcoFlow portable battery module portable energy expansion battery backup accessory LiFePO4 portable battery Expandable capacity to 572Wh Level up your RIVER 3 Plus with an Extra Battery. Choose EB300 (286Wh) and simply stack one at a time to achieve to 572Wh of pure energy. Adds an extra charging and recharging option Looking to charge more devices or conveniently power your RIVER 3 Plus via USB-C? Adding this extra battery expands its capacity and significantly enhances its versatility with an extra 140W USB-C port, offering the RIVER 3 Plus a new charging and recharging option. With the USB-C port, the Extra Battery also provides the freedom to use it independently. Hassle-free connection Utilizing Pogo Pin tech, the batteries connect wirelessly, fastening easily with clips instead of cables or screws. Lightweight at only 7.7 lb Weighing just 7.7 lb, the EB300 is lighter than the RIVER 3 Plus. It is lightweight, with a compact design and USB-C input and output port, making the extra battery highly convenient for on-the-go use. The Extra Battery offers the perfect solution for short outdoor trips with minimal devices to expand your possibilities. 10-year lifespan with an LFP battery The Extra Battery features the same LPF battery technology and offers a 5-year warranty, just like the RIVER 3 Plus. This ensures worry-free usage for up to 10 years, giving you peace of mind and long-lasting performance. What's in the box Specs Capacity 286Wh Dimensions 9.2 x 8.8 x 4.3 in Net Weight 7.7 lb Battery Chemistry LiFePO4, 3000 cycles to 80% capacity USB-C Output 1 port, 5V/9V/12V/15V⎓3A Max, 20V/28V⎓5A Max, 140W Max USB-C Input 5V/9V/12V/15V⎓3A Max, 20V/28V⎓5A Max, 140W Max
