Utami, A.R. et al. 2026. Smart Monitoring System for Air Conditioning Units in Classrooms at Institut Teknologi Kalimantan Using IoT Technology: Sistem Monitoring Air Conditioner (AC) Pada Ruang Kelas Institut Teknologi Kalimantan Berbasis Internet of Things (IoT). SPECTA Journal of Technology. 10, 1 (Apr. 2026). DOI:https://doi.org/10.35718/specta.v10i1.1018.