Njirimara ngwaahịa
teknụzụ dijitalụ iji chepụta otu mgbawa microcomputer akara sekit, ụkpụrụ voltaji ngwa ngwa, arụmọrụ kwụsiri ike na iji dị mma
mara mma streamlined ọdịdị na-egosi ezi uto nke abụọ mita na-egosi ntinye na mmepụta voltaji ozi, na nhọrọ ọrụ
ọrụ na-eme ka imewe ọzọ humanized mmepụta voltaji kwụsie ike, overvoltage nchebe