Kev Siv Cov Tsheb Plua Av Npog

Cov chaw muaj plua plav dawb, cov cua kub, tshuaj tua hluav taws, chaw pov thaiv kev tiv thaiv kab tshav ntuj, thaiv kom tsis txhob muaj pa hluav taws, cov cua txias nyhuv, qeeb hauv lub tsheb tawv, ntsuas thiab lwm yam yas ntawm cov laus.High-efficiency waterproof anti-radiation khoom, retractable thiab supple tsis ua phem rau lub cev, yooj yim ntxuav thiab qhuav