Peb lub tsheb lub tog raj kheej lub tog raj kheej yog ib qho cuab yeej tseem ceeb rau cov tsev kho mob nrhiav kev txhim khu kev qha, ntau yam, thiab muaj kev nyab xeeb rau kev thauj mus los ntawm lub tog raj kheej oxygen. Nrog nws cov qauv tsim, yooj yim ntawm maneuverability, txhim khu kev ruaj ntseg nta, yooj yim cia, thiab customizable xaiv, nws yog qhov kev xaiv zoo tshaj plaws rau cov kws kho mob.