1. Ho tjhaja ka tsela e bolokehileng le kapele ntle le ho senya betri
2. Ho feta 80% tefiso e felletseng ka metsotso e 40
3. Litšireletso tse ngata tsa tšireletso, overvoltage, undervoltage, overcurrent, short circuit, overtemperature, joalo-joalo.
4. Tšehetsa QC3.0,QC2.0


