But due to the particular charge behavior of different batteries, we usually needed different chargers to complete charging in the past.It is not only wasteful but also discommodious.

• 但是由于电池的化学特性而产生的独特的充电特性，以往一般需要不同的充电器来分别对各类电池进行充电，这样不仅造成了极大的浪费，而且使用时也很不方便。