Analysis on Solar Streetlights Battery Box Drop Zecheng Zhuang, Yinjing Yao, Xueke Zhang, Shichao Xu, Junwang Hu, Minhua Lan and Tao Luo E3S Web Conf., 218 (2020) 02038 Published online: 11 December 2020 DOI: 10.1051/e3sconf/202021802038