The plug in systems aren’t meant to provide power on their own, they’re meant to supplement grid power and reduce energy costs for the purchaser. They don’t provide electricity unless some is already detected on the line, for the exact reason you ask
The plug in systems aren’t meant to provide power on their own, they’re meant to supplement grid power and reduce energy costs for the purchaser. They don’t provide electricity unless some is already detected on the line, for the exact reason you ask