Learn to build an IR transmitter and a bed occupancy sensor using ESPHome for local AC integration and automation in Home Assistant. Follow step-by-step instructions to construct these devices, which have multiple potential uses for smart home projects. Explore wiring diagrams, parts lists, and detailed explanations for both builds. Discover how to integrate the devices with Home Assistant and create automations. Gain insights into using force-sensitive resistors, ESP32 boards, and IR components. Perfect for DIY enthusiasts looking to enhance their smart home setup with custom-built sensors and controllers.