Sistemụ kpo oku na-ekpo ọkụ nke onwe
The onwe-mmachi okpomọkụ kpo oku ala ụlọ kpo oku usoro bụ a n'ala kpo oku usoro mepụtara ọhụrụ nnyocha na mmepe nke PTC technology na multi-layer siri ike osisi mejupụtara n'ala technology, jikọtara na mkpa nke elu-ọgwụgwụ ahaziri ahịa na. ụlọ ahịa ọkụ ọkụ eletrik. Ọ na-achọpụta n'ezie nchekwa, nchekwa ike na nhazi.