Arduino ATTINY85 ionophorese & zapper device.
The scheme and description: https://biotronika.pl/ionZAPPER
See how to install: http://digistump.com/wiki/digispark/tutorials/connecting
1. Arduino: File - Preferences -> Additional Board Manager URLs: http://digistump.com/package_digistump_index.json
2. Install Digistump AVR Boards by Digistump: Tools -> Board -> Boards Manager...
3. Install driver (DPInst64): https://github.com/digistump/DigistumpArduino/releases/download/1.6.7/Digistump.Drivers.zip
4. Tools -> Board -> Digispark(Default - 16.5mhz)
5. Do not connect arduino module to USB port and click Upload
6. Connect USB port to arduino attiny module
7. Wait for "100% complete" and "Micronucleus done. Thank you!" message.
8. Well done ;)