Video explains how to boost empty auxiliary battery .. Lead-Acid ???? .. 12 volts of an ELECTRIC vehicle by using another battery .. 😀 ..
.. together with my recording errors and mishaps . 😀 .
.. 6:20 boosting ..
.. After accident I had , our EV car was fixed for 2 months with very little driving so auxiliary battery got almost empty .. just 3 Volts .. and I could not start the car .. 😢