CO2 Detector, Air Quality Tester, Carbon Dioxide Sensor, PPM Measurement, CO2 Display, Indoor Ventilation, Alarm, Clock, Thermometer, Hygrometer. Fresh air quality is a crucial criterion for well-being and health. High CO2 levels can lead to fatigue, headaches, and poor concentration. The Brandson CO2 meter warns you in time about poor values and offers numerous features.

Product features and functions include a CO2 meter with NDIR sensor, alarm function, and individually adjustable threshold (preset: 1000 PPM). It has an LCD display that is easy to read from all angles and a 4-level circular display with comfort symbols. The device also includes an alarm clock with snooze function, temperature display (C and F), time (12/24 h), and humidity. It shows battery status, ventilation recommendations, CO2 warnings, and CO2 alarms.

There are four selectable display brightness levels via the touch function. The buttons include a power switch, a +/- rocker switch, and a setting button. It has a connection for charging and operating via mains (USB-A) as well as a built-in rechargeable battery (5V DC 500 mAh).

The dimensions are 82 x 82 mm with a depth of 26 mm, a screen diagonal of 8.5 cm (3.34 inches), and a weight of 108 g.

Included in the package are the Brandson carbon dioxide measuring device with rechargeable battery, charging cable, and user manual.

Technical specifications: The CO2 measurement range is 400 - 5000 PPM with a measurement accuracy of ±(50 ppm + 5%). The temperature measurement range is -9.9°C to +50°C. The humidity range is 0% - 95% with an accuracy of ±6%. The battery life is 6-24 hours (depending on display brightness), and the update frequency for measurements is approximately 5 seconds.