Development Of Internet Of Things (IoT) Trainer As A Learning Media Using NodeMCU ESP32CAM. ENERGY: JURNAL ILMIAH ILMU-ILMU TEKNIK, [S. l.], v. 14, n. 1, p. 53–65, 2024. DOI: 10.51747/energy.v14i1.p53-65. Disponível em: https://e-journal.upm.ac.id/index.php/energy/article/view/energy.v14i1.p53-65. Acesso em: 7 may. 2026.