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cov khoom xov xwm

  • Muaj pes tsawg DB yog lub tswb ntawm tus kheej?

    Muaj pes tsawg DB yog lub tswb ntawm tus kheej?

    Hauv ntiaj teb niaj hnub no, kev nyab xeeb ntawm tus kheej yog txhua tus neeg tseem ceeb tshaj plaws. Txawm hais tias koj taug kev ib leeg hmo ntuj, taug kev mus rau qhov chaw tsis paub, lossis tsuas yog xav tau kev thaj yeeb nyab xeeb, muaj cov cuab yeej tiv thaiv tus kheej yog qhov tseem ceeb. Qhov no yog qhov uas Tus Kheej Tswb Keychain los rau hauv, muab ...
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  • Koj puas tuaj yeem nruab koj tus kheej lub tshuab ntsuas carbon monoxide?

    Koj puas tuaj yeem nruab koj tus kheej lub tshuab ntsuas carbon monoxide?

    Cov pa roj carbon monoxide (CO) yog cov neeg tua neeg uas ntsiag to tuaj yeem nkag mus rau hauv koj lub tsev yam tsis muaj kev ceeb toom, ua rau muaj kev hem thawj rau koj thiab koj tsev neeg. Yog vim li cas thiaj muaj lub tswb ceeb toom carbon monoxide yog qhov tseem ceeb rau txhua lub tsev. Nyob rau hauv cov xov xwm no, peb yuav tham txog qhov tseem ceeb ntawm carbon monoxide tswb thiab muab g ...
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  • Dual infrared transmitter + 1 receiver pa taws tswb ua haujlwm li cas?

    Dual infrared transmitter + 1 receiver pa taws tswb ua haujlwm li cas?

    Kev taw qhia thiab qhov sib txawv ntawm cov pa luam yeeb dub thiab dawb Thaum muaj hluav taws kub, cov khoom yuav raug tsim nyob rau ntau theem ntawm kev sib txuas ntawm cov khoom siv hluav taws xob, uas peb hu ua cov pa taws. Qee cov pa luam yeeb yog sib dua ntawm cov xim lossis cov pa luam yeeb grey, hu ua cov pa luam yeeb dawb; qee qhov yog ...
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  • Coj koj mus xyuas cov txheej txheem tsim khoom ntawm tus kheej lub tswb

    Coj koj mus xyuas cov txheej txheem tsim khoom ntawm tus kheej lub tswb

    Coj koj mus xyuas cov txheej txheem tsim khoom ntawm tus kheej lub tswb Kev nyab xeeb Kev nyab xeeb yog qhov tseem ceeb tshaj plaws rau txhua tus, thiab lub tswb ntawm tus kheej tau dhau los ua ib qho tseem ceeb rau kev tiv thaiv tus kheej. Cov khoom siv compact no, tseem hu ua tus tiv thaiv tus kheej keychains lossis tus kheej lub tswb nrov keychains, yog tsim los tawm suab nrov ...
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  • Lub tswb qhov rooj siv tau li cas?

    Lub tswb qhov rooj siv tau li cas?

    Lub tswb qhov rooj siv tau li cas? Puas yog koj nkees ntawm koj tus neeg zej zog uas tsis nkag mus rau hauv koj lub tsev thaum koj tsis saib? Los yog tej zaum koj tsuas yog xav kom koj cov menyuam los ntawm kev tua lub ncuav qab zib hauv nruab nrab hmo ntuj? Zoo, tsis txhob ntshai, vim lub ntiaj teb ntawm lub tswb nrov nyob ntawm no los cawm hnub! N...
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  • Cov Khoom Tshiab - Carbon Monoxide Tswb

    Cov Khoom Tshiab - Carbon Monoxide Tswb

    Peb zoo siab heev los tshaj tawm qhov kev tshaj tawm ntawm peb cov khoom tshiab, Carbon Monoxide Alarm (CO tswb), uas tau teeb tsa los hloov pauv kev nyab xeeb hauv tsev. Cov cuab yeej siv no siv cov khoom siv hluav taws xob zoo tshaj plaws, cov cuab yeej hluav taws xob siab tshaj plaws, thiab cov khoom siv hluav taws xob zoo tshaj plaws los muab lub zog ruaj khov ...
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