1.High ikaika metala mea, wai a me ka lepo, corrosion kū'ē.
2.Lower kū'ē, pc flame retardant mea, oi palekana
· Nā huahana hiki ke ʻaʻahu akamai: wati akamai, kūpeʻe lima akamai, nā aniani akamai, headset Bluetooth, nā mīkina lima akamai, VR, etc.Kelepona lawe lima.Ka hoʻoukaʻana i ka uweaʻikepili, a me nā mea'ē aʻe · Lapaʻauʻoihana: nā mea lapaʻau, nā mea nani, ka lohe AIDS, ka sphygmomanometer, ka mea kani puʻuwai, ka electrocardiograph lima, a me nā mea'ē aʻe.