1. plug into (timed?) 120V 15A. This means there's 2 plugs going into your car: 1 for charging, 2nd for this gizmo.
2. warm battery fluid
3. enjoy heat, full regen from start, full battery with longer range, improved battery lifespan
This upgrade has a long history of use. I'm shocked Tesla doesn't offer it as a cold weather option (not block heater).
Examples may be
https://phillipsandtemro.com/wp-content ... -kW-LR.pdf TSG 6012011000MChttps://www.etrailer.com/Vehicle-Heater ... 13100.htmlWhat kind of improvement have others realized? Has anyone done this? Group buy for those who want to?