Chevrolet Voltec 240-volt home charging unit (photos)

GM unveiled Voltec, its affordable home charger for the Chevrolet Volt. If you're not one of the first 4,400 buyers of the Volt who will receive a free home charger courtesy of a Department of Energy grant, this wall-mountable unit is available for $490 plus installation, which can vary by region, but is expected to cost around $1,500.