The EcoFlow RIVER 3 (EFRIVER3-UPS-EN-Cbox) is a compact 300W portable power station designed to keep essential electronics powered at home, in the office or on the move. Equipped with a 245Wh lithium battery, it provides clean, silent and reliable electricity for everyday devices without the noise, fumes or maintenance associated with conventional generators.

Its lightweight and portable design makes it an excellent solution for home backup, remote work, camping, travel, photography, mobile offices and emergency preparedness. Whether you’re powering a laptop during a blackout, charging cameras in the field or keeping your Wi-Fi router running, the RIVER 3 delivers dependable portable energy wherever it’s needed.

The UPS (Uninterruptible Power Supply) functionality helps protect critical devices by automatically switching to battery power during a mains outage, reducing interruptions for computers, networking equipment and home office electronics.

Supplied and verified by Macire, the EcoFlow RIVER 3 comes with expert product support, nationwide delivery and reliable after-sales service.

⭐ Genuine Product | Verified & Supported by Macire

Power System & Battery

Portable AC Power

• 300W continuous AC output
• Pure sine wave inverter
• Safe for sensitive electronics
• Silent operation
• No fuel or engine maintenance

Lithium Battery

• 245Wh battery capacity
• Rechargeable portable power
• Reliable backup during outages
• Long service life
• Efficient energy management system

UPS Functionality

• Automatic battery switchover during power interruptions
• Helps keep essential electronics running
• Ideal for computers, routers and office equipment
• Minimises downtime during outages
• Suitable for home and office backup

Technical Specifications

Key Features

• Compact 300W portable power station
• 245Wh lithium battery for reliable backup power
• Built-in UPS functionality for uninterrupted operation
• Pure sine wave output protects sensitive electronics
• Lightweight and easy to carry
• Silent, emission-free operation
• Ideal for indoor and outdoor use
• Fast charging capability
• Multiple output ports for charging different devices
• Perfect for emergency preparedness and remote working
• Maintenance-free operation
• Genuine EcoFlow quality supplied by Macire

Applications

🏠 Home backup power

💻 Laptops and home office equipment

📶 Wi-Fi routers and networking devices

📱 Phones, tablets and accessories

📷 Cameras and photography equipment

🏕 Camping and outdoor adventures

🚗 Road trips and mobile workstations

⚡ Emergency backup power

Installation & Operating Notes

• Charge the unit fully before first use.
• Keep the combined appliance load below 300W.
• Place the power station in a dry, ventilated area.
• Avoid blocking the cooling vents.
• Recharge periodically during storage.
• Use compatible charging accessories.
• Macire provides technical guidance and after-sales support.

Care & Maintenance

• Store in a cool, dry place.
• Recharge every few months during long-term storage.
• Keep ventilation openings clean.
• Avoid exposing the unit to moisture.
• Use approved charging cables only.
• Protect from impact or dropping.
• Follow the manufacturer’s charging recommendations.

Do’s & Don’ts

✅ Do’s

• Charge before extended trips.
• Monitor battery level during operation.
• Use within the 300W rated output.
• Store indoors in a dry location.
• Keep ventilation openings clear.
• Use compatible accessories.
• Recharge before long-term storage.

❌ Don’ts

• Do not overload the unit.
• Do not expose to rain or water.
• Do not block cooling vents.
• Do not use damaged charging cables.
• Do not disassemble the battery pack.
• Do not leave the battery fully discharged for extended periods.
• Do not connect incompatible high-power appliances.

Compatibility

Suitable for powering:

• Laptops
• Desktop monitors
• Wi-Fi routers
• Smartphones
• Tablets
• Cameras
• LED lighting
• Portable fans
• Small televisions
• Small medical and communication devices (within rated output)

Estimated Runtime Guide

Actual runtime varies depending on appliance efficiency and operating conditions.

Frequently Asked Questions

1. Can the EcoFlow RIVER 3 power a laptop?

Yes. It can power and recharge laptops, monitors and other office electronics within its 300W output capacity.

2. Does it function as a UPS?

Yes. The EFRIVER3-UPS-EN-Cbox features built-in UPS functionality to help keep essential equipment running during power interruptions.

3. Is it suitable for camping?

Yes. Its lightweight design and silent operation make it ideal for camping, outdoor work and travel.

4. Can it charge phones and tablets?

Yes. It can charge smartphones, tablets, cameras and many other portable electronic devices.

5. Does Macire provide technical support?

Yes. Macire offers nationwide delivery, product guidance and dependable after-sales support.

Why Buy from Macire

• Genuine EcoFlow portable power stations
• Product verification before dispatch
• Expert power backup advice
• Nationwide delivery across Kenya
• Technical support before and after purchase
• Reliable after-sales service
• Competitive pricing
• Trusted supplier of portable energy solutions
• Fast order processing
• Long-term customer support

Macire – Inspired Living. ✨