Product Review

This combination smoke/CO carbon alarm features an 85dB horn when detected. Meets NFPA 72 standards Smoke and Carbon Monoxide Alarm, Electrochemical, Audible Alert 85dB @ 10 ft., Horn,Reset Button, Hush Button Yes, Locking Pin Yes, Operating Temp. 40 Degrees to 100 Degrees F, Standards UL, Includes Mounting Anchors and Screws

Features:
* Battery low voltage tips
*Automatic reset
* Sound and light alarm
* SMT industry, strong stability
* MCU automatic processing technology to improve product stability

Technical Parameters

Working power: 9V battery（included）
Quiescent current: <8uA
Alarm current: <35mA
Sensitivity: 2.06% / ft ± 1.3
Alarm sound pressure: ≥ 85dB / 3m Department
Operating temperature: -10 ℃ ~ +50 ℃
Relative humidity: ≤ 95% RH
Dimensions: Ф105 * 38mm
Executive Standard: GB4715-2005; En14604; UL217
Coverage Area: When the space height is 6m-12m, the protective area of one detector is 80m2 for the general protection site and 60m2 for the space height of 6m or less.