Lub luag haujlwm ntawm qhov kub thiab txias transmitters yog los hloov cov teeb liab sensor rau hauv qhov chaw ruaj khov thiab cov teeb liab txheem.Txawm li cas los xij, niaj hnub transmitters siv cov thev naus laus zis thev naus laus zis muaj ntau dua li qhov ntawd: lawv yog cov ntse, hloov tau yooj yim thiab muab kev ntsuas siab.Lawv yog ib qho tseem ceeb ntawm cov saw hlau ntsuas uas muaj peev xwm txhim kho kev nyab xeeb thiab ua haujlwm zoo hauv koj cov txheej txheem.