1. Ukushaja okuphephile nokusheshayo ngaphandle kokulimaza ibhethri
2. Ishaje egcwele engaphezu kuka-80% ngemizuzu engama-40
3. Izivikelo eziningi zokuphepha, i-overvoltage, undervoltage, overcurrent, short circuit, overtemperature, njll.
4. Sekela i-QC3.0,QC2.0


