DFUN AC Ingufu za Metero zerekana igikoresho cyambere cyo gupima ibipimo byamashanyarazi, byabugenewe byumwihariko mugukurikirana-gihe no gusesengura sisitemu yingufu. Izi mbaraga za AC zikoresha tekinoroji ya elegitoroniki hamwe nini nini nini ihuriweho, ikoresheje tekinoroji yo gutunganya ibikoresho bya digitale hamwe na Surface Mount Technology (SMT). Byongeye kandi, bemera kumurongo wibintu gushiraho binyuze muri push-buto kandi birangwa nubunini bwacyo, uburemere bworoshye, igishushanyo mbonera, hamwe nuburyo bworoshye bwo kwishyiriraho.