Njirimara ngwaahịa:
1. Ọnụ ọgụgụ buru ibu nke cores, ihe niile na-egbochi mmiri akọrọ, enweghị ude na-ejuputa, dị ọcha na ngwa ngwa n'oge a na-ewu ụlọ, na enweghị mmetụta na gburugburu ebe obibi.
2. Elu modul iko eriri mesiri plastic mkpanaka (FRP) Central mkwado;
3. Longitudinally ọbọp abụọ-kwadoro film kpuchie corrugated ígwè teepu ihe agha nwere ike n'ụzọ dị irè melite mpụta mgbali iguzogide nke ngwa anya USB.