Nrog ntau thiab ntau tus neeg kho tshuab cov yuam sij hauv kev ncig, koj tuaj yeem khiav nrawm nrawm. Ib qho teeb meem ntawm cov yuam sij, piv txwv li rau kev ruaj ntseg cov tuam tsev, chav tsev, tsheb chaw nres tsheb thiab cov nkoj nkoj, tuaj yeem ua rau muaj kev tswj hwm kev siv zog, kev ruaj ntseg tseem ceeb thiab cov nqi siab heev. Nrog rau kev tswj xyuas cov yuam sij hluav taws xob, cov neeg siv nkag mus rau cov yuam sij ib leeg tuaj yeem ua ntej. txhais thiab tswj kom meej.Txhua qhov tseem ceeb tshem tawm thiab xa rov qab tau raug sau cia thiab tuaj yeem rov qab tau yooj yim. Lub txee tseem ceeb ntse ua kom lub pob tshab, tswj qhov hloov pauv thiab kev tswj kom zoo ntawm yim mus txog ntau txhiab tus yuam sij.
Cov ntaub ntawv yog molded nyob rau hauv ib thooj thiab yooj yim rau phab ntsa mount.