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Photoelectric smoke and carbon monoxide detector alarm ETL 938

Photoelectric smoke and carbon monoxide detector alarm ETL 938

Smoke and CO 2-in-1
10 years of battery life
10 years CO sensor
ETL UL217/UL2034 listed

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Product Specifications

Working voltage:DC3V Built-in lithium battery Battery life:10 years Sound level:>85dB Alarm mode:Siren With Flash (Buzzer& Red LED) Co Alarm concentration:70ppm:60-240min,150ppm :10-50min,400ppm : 4-15min Execute criterion:UL217 /UL2034

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