Txawm hais tias feem ntau LED teeb pom kev zoo yog suav tias yog qhov tsawg-voltage, uas txhais tau hais tias lawv muaj ib qho kev hloov pauv hauv lossis xav tau ib qho kev hloov pauv sab nraud, cov xov xwm zoo yog, nws tsis tas yuav rov ua lub tsev siv LED. Txhua txoj hlua hluav taws xob uas feem ntau siv hauv tsev yog zoo kawg nkaus siv nrog LEDs.
