Product Description:
A carbon monoxide detector is a necessary monitoring device for home or vehicle. It can quickly and accurately detect the concentration of carbon monoxide and issue warnings to protect the health of you and your family.
The portable carbon monoxide detector for travel is easy to install, easy to use and easy to carry.
The carbon monoxide detector with LCD digital display and backlight display function allows you to better understand the value when an alarm occurs.
The travel carbon monoxide detector is powered by 3*1.5V AA batteries, with low energy consumption, enabling continuous monitoring for a long time.

Specifications:
Item: Carbon monoxide detectors
Battery supply:3*1.5VAA battery (included)
Sensor: Electrochemical
Working temperature:-4°F-104°F
Working humidity: RH 10%-95%
Carbon monoxide gas detection concentration:0~999 PPM
Alarm indication: LCD display, Sound
Alarm standard: When the concentration of carbon monoxide is detected to exceed 30ppm, the alarm screen will be lit and the real-time concentration of carbon monoxide in the air will be displayed. When the concentration reaches 100ppm, the detector will immediately give an alarm sound of more than 85dB for alarm!
Dimensions: 3.93x3.93x1.5 inches

Package includes:
1 x Carbon monoxide alarm
1 x User manual
2 x Screws
1 x back glue
3*1.5V AA battery (Installed)
Note: Products with batteries were installed, please remove the insulating sheet for use. The provided batteries are not high energy density battery. You can replace them with high energy density battery to get longer use time.