Ndi mutu wamuyaya kuti amayi aphunzire kudziteteza. Simudziwa nthawi yomwe munthu angakhale wowopsa panjira yanu. Alamu yachitetezo chamunthu imatha kupulumutsa moyo, chifukwa imatha kuchenjeza anthu omwe ali pafupi kuti mukufuna thandizo. Ngati mukuyang'ana alamu yachitetezo chamunthu chokhala ndi alumali yayitali komanso kuyambitsa kosavuta, alamu ya Ariza ndiye chisankho chabwino kwambiri.
Zomwe muyenera kudziwa musanagule alamu yachitetezo cha amayi
Voliyumu
Voliyumu ndiye chinthu chofunikira kwambiri pachitetezo chachitetezo cha amayi. Alamu yomwe siikulira mokwanira ipangitsa chipangizocho kukhala chopanda ntchito. Kuchuluka kwa ma alarm achitetezo amayezedwa ndi ma decibel. Muyenera kuyang'ana alamu yomwe ili ndi voliyumu ya ma decibel 110. Ma decibel ambiri, ndi bwino. Izi zithandiza kuwonetsetsa kuti ena omwe ali pafupi atha kumva chenjezo kuti muthandizidwe mwachangu.
Zobwerezedwanso
Ma alarm achitetezo amunthu amakhala ndi mitundu yosiyanasiyana ya mabatire. Mitundu yodziwika bwino ya mabatire omwe amagwiritsidwa ntchito pazidazi ndi ma cell a ndalama ndi mabatire a AA kapena AAA. Posankha chipangizo, onetsetsani kuti chipangizocho chili ndi chaka chimodzi cha moyo wa batri pamene sichikugwiritsidwa ntchito. Simukufuna kuti zidziwitso zanu zachitetezo zithe m'miyezi yochepa. Ma alarm achitetezo aumwini ayeneranso kukhala ndi siren yomwe imatha kukhala mphindi 60 ikayatsidwa.
Ubwino
Pali mitundu yambiri ya ma alarm amunthu pamsika. Pali ambiri opanda ziphaso zabwino. Tikasankha, tiyenera kusankha alamu wabwino. Mwachitsanzo, zatsimikiziridwa ndi akuluakulu. Mwachitsanzo, alamu ya Ariza yadutsa CE, FCC, ndi RoHS certification
Nthawi yotumiza: Jul-15-2022