2. Nchekwa nkeụlọ smart: nchekwa nwere ọgụgụ isi nwere ike nyochaa ihe omume nke ntinye iwu na-akwadoghị, ọkụ, ntanye gas na oku mberede maka enyemaka ozugbo. Ozugbo oti mkpu na-eme, usoro ahụ ga-eziga ozi mkpu na-akpaghị aka na etiti, ma malite ngwa eletriki dị mkpa ịbanye na ọnọdụ njikọ mberede, ka ọ wee ghọta mgbochi na-arụ ọrụ.
3. Njikwa ọgụgụ isi na njikwa anya nke ngwa ụlọ(ụlọ mara mma), dị ka ntọala ọnọdụ na njikwa anya nke ọkụ, njikwa akpaaka na njikwa ngwa eletriki, wdg.
4. Njikwa ọgụgụ isi mmekọrịta(ụlọ mara mma): ọrụ njikwa olu nke ngwa nwere ọgụgụ isi nwere ike mezuo site na teknụzụ njirimara olu; A na-enweta nzaghachi omume na-arụ ọrụ nke ụlọ smart site na ihe mmetụta dị iche iche na-arụ ọrụ (dịka okpomọkụ, ụda, ihe omume, wdg).
