[EU Direct] FOSSiBOT FB3840 Expansion Battery / 3840Wh LiFePO4 Battery Pack for F3600 Pro / USB-A 18W / Type-C 100W / 200W Max Solar Charge – Set 1.
Aliexpress
There’re some similar (or not) items on Aliexpress
| Image | Product (link) | Price | Coupons |
|---|---|---|---|
 |
FOSSiBOT FB3840 3840Wh Expansion LiFePO4 Battery for F3600 Proļ¼Applicable FOR F3600 Pro ,Rapid and Convenient Power Delivery | $1718.22 | – |
Click here to search by yourself. Here are coupons that you can use.
Updated: 23-08-2025
Banggood
Warehouse in Europe 
.
Link: FOSSiBOT FB3840 Expansion Battery 3840Wh LiFePO4 for F3600 Pro [EU]
Price: $-3
It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.
Click here to search on Banggood!
Additional Banggood coupons:
1. First page
2. Second page
Price history and price alert
Price history is not available for this item (not enough database records)! The lowest price was $1509.89 though.
You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).