Application of Microcontroller-Based Temperature and Humidity Control Technology with Internet of Things (IoT) System in Betuah Mushroom MSMEs: Penerapan Teknologi Pengatur Suhu Dan Kelembapan Berbasis Mikrokontroller DenganSistem Internet Of Things(Iot)Pada UMKM Jamur Betuah. DJPKM. 2025;9(1):323-331. doi:10.31849/dinamisia.v9i1.24203