4s shop free installation charging pile is fast charging
Charging pile is generally fast charge. Charging piles are divided into DC piles and AC piles. Dc pile is the three-phase electricity through the power conversion module (AC-DC) into the direct current that can charge the battery. AC pile is two-phase\/three-phase electricity through the car charger (car charger AC-DC) to charge the battery. Current DC charging power 7KW(portable), 20KW, 60KW, 120KW, 150KW, etc., in addition to 7KW can be charged fast.
The charging pile installed in the 4s shop should be slow charging, because it is 220v voltage