KHARUDIN ALI; M. SYAHIRUL AMRI M. SOKRI; DAMHUJI RIFAI; RAJA SITI NUR ADIIMAH RAJA ARIS; MOHD BADRULHASWAN BESAR; MUHD ZULHILMI ABDUL HALIM; JOHNNY KOH SIAW PAW; CHONG TAK YAW; TAN JIAN DING; ADI HAIZAN MOHD NOOR. LOW POWER CONSUMPTION FOR O2 AND CO GASES MEASURING BASED IoT SYSTEM AT CONFINED SPACE AREA. INTERNATIONAL JOURNAL OF INNOVATION AND INDUSTRIAL REVOLUTION (IJIREV), [S. l.], v. 7, n. 20, 2025. DOI: 10.35631/IJIREV.720019. Disponível em: https://gaexcellence.com/ijirev/article/view/5092. Acesso em: 23 aug. 2025.