Wireless Electricity II

Help me survive:   / ludicscience   This simple circuit will transmit electric power at a distance of more than 15 cm. It uses a blocking oscillator (joule thief) with a pancake coil. It can transmit up to 19 volts and a maximum current of about 400 mA. Here you can see the original version by Slayer 2732:    • Simple Wireless Electricity System