https://www.pcbway.com/project/shareproject/96Ah_12v_Headway_battery_for_Car_Audio_bf493db6.html
https://www.evcomponents.com/headway-40152s-17ah-lifepo4-cell.html
| Ranking | Name | Answers |
|---|---|---|
| 1 | PCBWay Team | 11 |
| 2 | Jonathan Scher | 3 |
| 3 | Paul Hupman | 2 |
| 4 | Samarth Jiwarajka | 1 |
| 5 | Engineer | 1 |
| 6 | Ibrahim TKR | 1 |