Astaamaha:
1.xasaasi weynaagga jawaab degdeg ah, calaamad deggan
2.PP walxaha, Si fiican u shaqeeya at 0 ~ 50 ℃.
3. Leedhka wuxuu ka samaysan yahay naxaas saafi ah, kaas oo si toos ah u ogaan kara gudbinta fog, taas oo sax ah
oo ka xasilloon calaamada rasaasta ee daawaynta copper-zinc.
4.Waterproof iyo IP68 waara.
5.Adopt PTFE giraanta weyn ee diaphragm, waqti cimri dheer.
Halkan ku qor fariintaada oo noo soo dir