4 Pack 2-in-1 Smoke & Carbon Monoxide Detector Alarm
2-in-1 detector with photoelectric smoke sensor and electrochemical CO sensor, featuring an 85 dB alarm and digital display. Easy installation with battery included and power-saving display when normal
Highlights
- dual-detection sensors
- clear digital display
- loud audible alarm
Pros
- 2-in-1 detection (smoke and CO)
- 85 dB alarm
- digital display for readings
- easy installation
- battery included
Cons
- mixed reviews on functionality and reliability
- battery life reported as short by some users
- chirp/beep issues reported
Best For
Features
- 2 in 1 detection uses photoelectric sensor for smoke and electrochemical sensor for CO
- Alarm activates at preset concentration with 85 decibel alert and red indicator
- LCD displays detected concentration value and alarm timing based on levels
- Power-saving mode dims display and green LED flashes intermittently during normal operation
- Includes 3 AA 1.5V batteries for operation and easy installation
