Features:
100% Brand New and high quality
Small and compact， the design and color makes it ideal for use in the home， small commercial properties， and recreational vehicles
Easy to install and use
High quality durable sensor
Excellent reliability & high stability

Specifications:
Test gases: carbon monoxide
Measurement range: 0~2000PPM
Measurement error: ± 5%
Resolution: 1%
Preheating time: <120 seconds
Response time: <30 seconds
Environmental temperature measurement: -15 ~ 50Deg.C
Alarm mode: sound alarm， light alarm， vibration alarm
Alarm: low concentration 35PPM alarm lamp yellow flashing
High concentration 70PPM alarm lamp flashing red Luo
(alarm concentration can also be set up)
Continuous working time: 6 hours (with a slight change in the working state)
Power: 3x1.5V AAA battery(battery is not included)
Audio tip: the higher the frequency of the beep sound， the higher the concentration is.
Product size: 120*65*25mm

Package includes:
1 x Carbon monoxide Detector(battery is not included)