$5 eBay solar panel that is producing about 7 volts, $20 Arduino Nano. Boots up in the sunlight, switches off when the shade falls on it.
I still have no idea exactly what I’m going to do with this, but whatever it is, it’s going to be fun.
$5 eBay solar panel that is producing about 7 volts, $20 Arduino Nano. Boots up in the sunlight, switches off when the shade falls on it.
I still have no idea exactly what I’m going to do with this, but whatever it is, it’s going to be fun.