Pastron Simanjorang, Winfronstein Naibaho, Tambos Augus Sianturi, Azarya.n.j. Siahaan, and Jhon Sufriadi Purba. “Analysis of The Optimal Charging System on A Plant Sprayer Using A 100 Watt Capacity Solar Panels”. International Journal of Technology and Education Research, Vol. 4, no. 03, July 2026, pp. 456-75, doi:10.63922/ijeter.v4i03.4906.