home automation

home automation

April 25, 2025

Track Your Electricity Consumption with Shelly Pro 2PM: Advantages and Home Assistant Integration

Ever stared at your electricity bill and wondered, “How did I use that much power?" I certainly have. That’s why I decided to take control by monitoring my home’s energy consumption in real-time using the Shelly Pro 2PM—a versatile, Wi-Fi-enabled energy monitoring device. In this guide, I’ll walk you through setting it up, integrating it with Home Assistant, and turning raw data into actionable insights. Why Shelly Pro 2PM? The Shelly Pro 2PM is a powerhouse (pun intended) for energy monitoring.

April 14, 2025

DIY Smart Door Sensor with ESP32 and Home Assistant: A Step-by-Step Guide

DIY Smart Door Sensor with ESP32 and Home Assistant Ever walked out the door and wondered, Did I close it? I’ve been there too—until I built a DIY smart door sensor using an ESP32 and Home Assistant. Now, my phone buzzes if the door’s left ajar, and I’ve even set up automations to turn off the AC when the door’s open for too long (goodbye, wasted energy!). Here’s how you can build your own.

April 13, 2025

Control an IR Remote AC Using ESP32 and Home Assistant

Ever wished your dumb air conditioner could join your smart home party? I did—especially during a heatwave when I realized I’d left the AC on full blast while away. Enter the ESP32, a $5 microcontroller that (with some tinkering) can emulate your AC’s IR remote and integrate it into Home Assistant. Here’s how I did it. What You’ll Need Hardware: ESP32-DevKit board: Buy it here IR receiver/sender module VS1838B + IR LED: Buy it here Breadboard and jumper wires USB cable for power/flashing Software: Home Assistant (installed and running) ESPHome (via Home Assistant Add-on) Pro Tip: Test your IR LED before wiring—some have narrow angles.

April 12, 2025

Automate Your Garden Watering with ESP32 and Home Assistant

Automate Your Garden Watering with ESP32 and Home Assistant Ever forgotten to water your plants only to find them looking like they’ve been on a desert trek? I have—more times than I’d like to admit. That’s why I built a smart garden watering system using an ESP32, soil moisture sensors, and Home Assistant. Now, my plants get watered automatically, and I get to pretend I’ve got a green thumb. Here’s how you can do it too.