Ultimate DIY mmWave Presence Sensor! ESP32 + LD2450 for Smart Home Automation

DIY mmWave Presence Detector with ESP32 + LD2450 | Smart Home Automation Tutorial #ad Thanks to PCBWay for sponsoring this project and helping bring my custom PCB design to life! 👉 https://www.pcbway.com 🔧 What You’ll Learn ✅ How to build your own mmWave presence detector ✅ How to integrate the LD2450 radar sensor with ESP32 ✅ Real-time presence and position tracking in Home Assistant ✅ How to automate lighting, climate, and notifications based on presence I demonstrate a few simple automations using notify to show how fast the response time is – but of course, you can use any action you like in your setup! 🧠 Resources & Links Updater Box Trays: https://makerworld.com/en/models/4679... HLK Radar Tool:  📱 Google play store: https://play.google.com/store/apps/de... 🍎 Apple Store: https://apps.apple.com/us/app/hlkrada... Bin Files & Plotly Graph Code:   / diy-mmwave-106417982   ESP32: https://s.click.aliexpress.com/e/_DD9... LD2450 Sensor: https://s.click.aliexpress.com/e/_DB0... Pins: ESP32 HLK-LD2450 VIN 5v TX2 RX RX2 TX GND GND 💡 Support My Work Patreon:   / lickylauda   Paypal: https://paypal.me/lickylauda Buy me a coffee: https://www.buymeacoffee.com/lickylauda I’m always open to collaborations, reviews, or sponsorships — reach out via email if you’d like to work together! 💬 If you have any questions, feel free to ask in the comments. 👍 If you enjoy the project, please like, subscribe, or support me on Patreon to help me keep creating! Chapters: 0:00 intro 0:10 sponsor 0:13 celebrate 0:21 let’s get started 1:05 test setup 1:35 install ESPHome firmware 1:53 add to home assistant 2:46 add plotly graph card 4:42 change orientation 4:57 design pcb 5:35 sponsor 5:50 review the pcb 6:25 printing the case 7:05 assembly time 9:14 zone setup 9:56 create automation (simple) 10:31 test automation 10:49 adjust the zones 11:16 create automation (more advanced) 15:11 test automation 15:28 patrons 15:36 credits