4KW-230V-Inverter

With these schematics and PCB's, it's possible to create a 230V AC 4KW inverter. The main processor is based on Arduino Nano, with help from a graphic processor Arduino Mega2560, to run the demanding graphic and interface to front buttons.

diy-BMS-with-Arduino-Nano

If you have a private powerwall of 18650 cells, this is the battery management system you need. The small PCB is equipped with the cheap Arduino Nano.

Wemo-for-Alexa

Project for people who have Alexa from Amazon. Can power on/off your devices, and even switch channel aso.