International Science And Tecnology Journal (ISTECH) are published by Nahdlatul Ulama Lampung University, Indonesia. Website: istech.unulampung.ac.id e-mail: istech@unulampung.ac.id . Online ISSN 2598-7755 Print ISSN 2598-7879 is published twice a year in the months of March and October. The Journal is a scientific journal of Statistics, Electrical Engineering, Computer Sciences or Informatics, and Computer Information System. Journals accommodate writings or scientific works, in the form of research results, literature reviews as well as case studies and ideas