Hellow guys, Welcome to my website, and you are watching Испытания преобразователя 12V в 54V. Заряжаю аккумулятор электровелосипеда от автомобильного.. and this vIdeo is uploaded by AMURSAT at 2021-05-29T12:15:35-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.