1.Tsigira kukurumidza kuchaja mapuroteni akadai sePD/QC/AFC/FCP
2.Kuchaja kwakachengeteka uye nekukurumidza pasina kukuvadza bhatiri
3.Kupfuura 80% yakazara kuchaja mumaminetsi makumi mana
4.Multiple chengetedzo dziviriro, overvoltage, undervoltage, overcurrent, short circuit, overtemperature, etc.