This exists: https://hackertimes.com/item?id=41975736 But for Lucid, not Teslas. And also more generally as a use of V2L.
> in-the-field recharge for cars that run out before the recharging station
This exists: https://www.fleetnews.co.uk/news/latest-news/2023/06/30/elec... https://www.taxi-point.co.uk/post/rac-to-equip-breakdown-van...
> a range-extending spare battery pack
This is a real Tesla Cybertruck accessory: https://insideevs.com/news/706702/tesla-cybertruck-range-ext...
This exists: https://hackertimes.com/item?id=41975736 But for Lucid, not Teslas. And also more generally as a use of V2L.
> in-the-field recharge for cars that run out before the recharging station
This exists: https://www.fleetnews.co.uk/news/latest-news/2023/06/30/elec... https://www.taxi-point.co.uk/post/rac-to-equip-breakdown-van...
> a range-extending spare battery pack
This is a real Tesla Cybertruck accessory: https://insideevs.com/news/706702/tesla-cybertruck-range-ext...