Audi introducing electric 1+1 urban concept at Frankfurt with support for wireless charging; more detail on electric A2 concept
Green Car Congress
SEPTEMBER 11, 2011
The outer skin of the show car is made of carbon fiber-reinforced polymer (CFRP); the occupant cell is a mix of CFRP monocoque and an aluminum structure. The battery recharges completely in about 20 minutes with 400 volt three-phase current, and in approximately one hour with 230 volt household current.
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