Braccu mini is a solution to an empty laptop when out and about. It can charge any laptop at least 3 times empty->full. Upcycled from old ebike cells.
Specifications:
- 5s4p recycled 21700-50E cells from an old ebike battery
- 360Wh, 20A max discharge
- 100W charge and discharge on USB-C (20V5A)
- Fire accelerating foam
- DIY spotwelded with 10mm-2u pure Nickel strip
- Individual cell monitoring
- Passive cell balancing
- Coulomb counting for accurate state of charge monitoring
- Air temp sensor that will be wired up to a cell soon
- Direct connection to the pack for emergency 20V20A
- Waterresistant (When closed)