Eco Factor: Concept socket switches off appliances after a specified interval. For all those who are tired of systems that keep alerting them about the energy being consumed in their house and the appliances that are still plugged in, industrial designers Dongwon Joo and Jieun Choi have come up with a concept that will make energy conversation a bit easy. Dubbed the Wind Up Socket, the concept product automatically switches off appliances connected to it after a specified interval, preventing any waste. The socket features a wind-up

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Wind Up Socket is one easy way to save energy