INKBIRD Smart 3-in-1 CO2 Monitor with Bluetooth | Air Quality Monitor Detects CO2, Temperature, Humidity | Indoor CO2 Detector with Dual Alarm for Home, Office, Grow Tent, Travel etc. [3-IN-1 DETECTOR] IAM-T2 CO2 monitor can monitor carbon dioxide, temperature and humidity at the same time. Through the backlit LCD screen, you can view the current cambient air quality at a glance. [BLUETOOTH 5.0] This Portable CO2 detector can seamlessly connect with your mobile phone within an unobstructed range of 100 meters. You only need to open the mobile phone APP to check the current air quality at any time. [LONG-LASTING BATTERY LIFE] Built-in 3000 mAh lithium battery, this CO2 meter can be fully charged in about 6 hours, and can be used continuously for more than 6 months when fully charged. [DUAL ALARM SYSTEM] Sound and indicator dual alarm system, green light indicates good air quality, yellow light indicates medium level, and red light warns unhealthy. [INTELLING DATA MANAGEMENT] The IAM-T2 CO2 sensor can save 30 days of offline data, and the mobile APP supports long-term data storage and export for one year. [PORTABLE SAFETY GUARD] The carbon dioxide monitor can be placed upright on the desktop or hung on the wall. It is flexible and portable and suitable for any indoor environment. Product Description Previous page Next page Sound Light Dual Alarm Precision Sensor Bluetooth 5.0 Large Capacity Battery 2 Placement Methods Previous page Next page Safe and Reliable Multiple scene usage