ETL UL217 UL2034 Smoke & Carbon Monoxide Alarms 933

Smoke & Carbon Monoxide (CO) alarms ETL UL217 UL2034 are essential home safety devices that detect both fire (smoke) and poisonous CO gas in one unit, providing early warnings with distinct alarms (e.g., 3 beeps for smoke, 4 for CO) to help you escape, with modern “smart” versions offering app alerts and home system integration for comprehensive protection, best placed on every level and near bedrooms.

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