DFUN chuan atan remote online capacity testing solution a siam a 48V backup battery system . He solution hian hna hrang hrang a thlunzawm a, chung zingah chuan remote capacity testing, energy-saving discharge, intelligent charging, battery monitoring, leh activation te pawh a tel. Kut hmanga enfiahna atana hun leh tha senna, offline capacity testing-a harsatna awmte, leh hmun darh zau tak atanga maintenance chungchanga harsatna lo awm te ang chi harsatnate chu ha takin a hmachhawn a ni. Substation, control center, leh energy dahkhawmna power plant atan a tha hle.