Fossibot FB3840 Expansion Battery

Exceptional 3840Wh LiFePO4 Battery
The FOSSiBOT FB3840 expansion battery boasts a high-capacity 3840Wh LiFePO4 battery, ensuring stable and safe operation with an impressive lifespan of 6500+ charge/discharge cycles. Perfect for extending the runtime of your F3600 Pro portable power station.

Solar Charge & AC Charge
Enjoy the flexibility of charging your FB3840 expansion battery either via 200W solar power or through a standard AC outlet. This dual-charging capability makes it ideal for both off-grid adventures and home use.

Rapid and Convenient Power Delivery
The FB3840 expansion battery is equipped with fast charging ports, including an 18W USB-A and a 100W Type-C output, allowing you to charge your devices quickly and efficiently.

Seamless Compatibility with FOSSiBOT F3600 Pro
Designed specifically for the FOSSiBOT F3600 Pro portable power station, this smart battery pack seamlessly integrates to enhance your existing power supply. Expand your power capabilities effortlessly.

Upgrade Your Power Experience
Transform your F3600 Pro into a powerhouse with the FB3840 expansion battery. This upgrade increases your overall power capacity, making it a must-have for extended camping trips, emergency preparedness, or any scenario requiring reliable backup power.