быстрый свободный корабль высокого качества электрический велосипед pending мини электрический велосипед 14inch 450w mini складной black sil, Silver;blue

live photo mk083 live photo faq q: should i charge the batteries before they? a: yes, you must complete the batteries before first using them. q: should i "brake-in" my batteries? a: yes, the batteries will need a "break-in" cycle consisting of ~ three unloading charging cycles before they will achieve optimal performance. this includes three complete discharges and three complete loads. after this first "break-in" cycle the batteries will have maximum possible performance and less lin...