If you want a NodeMCU device that could help you to control all your house electrical devices, then this will be your best guide
An ultimate tutorial for beginners on how to connect and use an ESP8266 via Arduino and program it to blink an LED using the Blynk app.
Control an external LED light from anywhere in the world using the ESP8266. The GPIO pin serves as an output source to the LED.
This project will show you how to adapt a SMARS bot for control with an iPhone accelerometers, Blynk, Wemos D1 Mini, over WiFi.
CaRo is a cable robot that enables easy and cost-effective entry into programming and robotics.
MovingLight is a moveable NeoPixel LED light with two stepper motors and is controlled via Bluetooth and Blynk app.
I wanted to make a robot. However, I could only make a foot because my money ran out.