ESP32 Matter Smart Home Kit: Temperature Sensor & Relay - Compoden
Build a Native Matter Smart Home Device with ESP32: Temperature Monitoring & Relay Control Kit
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
Enter the world of interoperable smart home ecosystems by building your own Matter-over-WiFi device that reads ambient temperature and controls any appliance via a relay, then exposes it natively to Apple Home, Google Home, and Amazon Alexa-without cloud dependencies or proprietary hubs.
What You'll Build
You'll assemble and program an ESP32-based device that reports real-time temperature to all major voice assistants and allows remote switching. The finished unit mounts in an enclosure, ready to monitor a room or greenhouse and switch a fan, heater, or lamp based on automation rules you set in your smart home app.
What You'll Learn
- Flash the ESP32 with the official Matter SDK and commission it as a certified device
- Interface DHT22 sensor and 5V relay with an ESP32 over I2C and GPIO
- Map temperature data and relay states to Matter clusters for multi-platform compatibility
- Debug UART, soldering, and power management issues typical of embedded IoT projects
Kit Contents
| Component | Quantity |
|---|---|
| ESP32 Dev Board | 1 |
| DHT22 Temperature & Humidity Sensor | 1 |
| 5V Relay Module | 1 |
| LM2596 Buck Converter | 1 |
| 0.96-inch OLED Display | 1 |
| 100nF Ceramic Capacitors | 10 |
| 4.7k? Resistors | 5 |
| PCB Prototype Board | 2 |
| Enclosure Box | 1 |
| 5V 2A Power Supply | 1 |
| Soldering Iron | 1 |
| Solder Wire | 1 |
Why Buy This Kit Instead of Sourcing Parts Separately
| Factor | Sourcing Separately | Compoden Kit |
|---|---|---|
| Compatibility checks | You verify every part | Pre-tested as a system |
| Build support | Forums and scattered tutorials | AI companion trained on this exact project |
| Time to first working build | Days of debugging | Hours, with step-by-step guidance |
| Shipping coordination | Multiple sellers, multiple delays | One shipment from Bengaluru in 3-5 days |
Who This Kit Is For
This kit is designed for IoT developers, embedded engineers, and advanced makers who want a complete, multi-platform smart home project. It's ideal for B.Tech final-year ECE/EEE students, hackathon participants (Smart India Hackathon, Junction), startup prototypers, and faculty running IoT labs at IITs, NITs, VIT, and BITS Pilani. If you've already explored Arduino basics and want to move into production-ready Matter devices, this is your next step.
Built and Backed by Compoden
Every Compoden kit ships with an AI build companion trained on this exact project - accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.
What if I get stuck during the build?
Every kit includes a QR-code-linked AI companion that understands this exact project's wiring, firmware, and troubleshooting. Plus, you can reach us on WhatsApp for human backup.
Does this kit work with Apple Home directly, or do I need a separate hub?
Yes, the device is commissioned as a native Matter accessory using the ESP32's WiFi, so it connects directly to Apple Home (via HomePod or Apple TV as Thread border router if needed, but Matter over WiFi works without Thread). No additional Compoden hub required.
Can I program the kit using Arduino IDE or do I need ESP-IDF?
The Matter SDK is best used with ESP-IDF, but we provide a pre-configured environment and step-by-step instructions. Some community ports exist for Arduino, but our AI companion focuses on the official SDK path for guaranteed compatibility.
What appliances can the relay control safely?
The 5V relay can switch up to 10A at 250VAC, suitable for most Indian home appliances like fans, lamps, geysers (within rating). Always use a qualified electrician for mains wiring and enclosure assembly.
ESP32 Matter SDK device exposes temperature and relay to Apple Home, Google Home and Amazon Alexa natively.
What's in this kit
Choose your assembly option:
- Soldering Kit - 25W soldering iron, 60/40 solder wire, flux, and small perfboard for permanent assembly.
- Breadboard Combo - 800-point full-size breadboard with 65-piece jumper wire pack for solderless prototyping.
Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items