Many homeowners embrace a DIY approach to ... For a home battery, you can expect to pay anywhere between $1,000 - $1,500 per kilowatt-hour of energy storage capacity. That's just for the battery.
With 2.3 kWh of storage from the single Spark EV module, the battery pack can power [Ed ... he thought more about what sort of wheels he’d need to maneuver the thing in the backcountry.