Charging all sorts of mobile devices does not take so much electricity. Nevertheless, on the now fashionable “green” wave, the Leech Plug, presented by the economical Conor Klein, looks convincing.
Leech Plug (which can be translated as “plug-leech”) disconnects itself from the outlet after the device is fully charged. Implemented "leech" using a timer and an electromechanical circuit that physically disconnects the plug from the outlet. ')
Neither the word nor the price or the date of the sale. Leech Plug is just a prototype.