iot electronics modules 3d model

A set of small IoT electronics modules placed next to each other as separate components. Modules included: MQ135 gas sensor module – small PCB board with a large round metal mesh gas sensor dome. RA-02 LoRa wireless communication module – rectangular PCB with a metal RF shield and antenna connector. ESP32-S3 microcontroller development board – rectangular green PCB with metal RF shield, USB-C port, and header pins on both sides. All modules are independent pieces placed side by side, realistic PCB electronics hardware. multiple electronics modules, separate PCB components, IoT hardware parts