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. IJIREV 2025, 7.