Product: Combination Smoke and Carbon Monoxide Detector with Display,Battery Operated Smoke CO Alarm Detector
Brand: BQQZHZ
Color: white
PRODUCT FEATURES: 
 High accurate electrochemical sensor and infrared photoelectric sensor
 LCD display concentration PPM
 3*1.5V AA battery ( package not include)
 Ultra-long standby time, low current consumption
 Low-battery warning
 Alarm memory function
 pause(Hush Mode)
 Sound & Flash Alarm & LED indicating Alarm
 Temperature: 0℃-50℃
 Relative Humidity: 10-95%
 Alarm indication: LCD display, Light/sound prompt 
 Battery capacity: low battery alarm
 Dimensions:4.09*1.53in

Combination Smoke Detector and Carbon Monoxide Detector Can Detect the threat of these Two Gases.
Carbon Monoxide Detector alarm Using High accurate Electrochemical Sensor, alerts you to Carbon Monoxide Danger.
Photoelectric Sensor Detects Smoke, Smoke Detector While Minimizing false alarms.
Smoke CO Detector Operated unit installs quickly and easily without an electrician at home or bedroom.
LCD display concentration PPM, real-time monitoring to protect your safety

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