Chaoos 4-in-1 Indoor Air Quality Monitor, Carbon Dioxide Detector CO2 Alarm TVOC/Temp/Humidity Sensor With 7-inch LCD Backlight Display, Desktop/Wall CO2 Monitor For Home With Adapter And Type-C Cable - Protech International Group Co., Ltd., PTH-20

• 【4-IN-1 AIR QUALITY MONITOR】The 4-in-1 Air Quality Monitor can accurately detect the current air CO2 concentration, TVOC, temperature and humidity, supports viewing time/date/year, and comes with alarm clock and snooze function. Let you understand the air quality more clearly and protect the health of you and your family. Can be used on a table or hung on the wall. 【HIGH-PRECISION AIR QUALITY MONITOR】The Air Quality Monitor is equipped with high-precision reliability sensors to ensure its accuracy. The measurable CO2 concentration range is 400~5000PPM [±(50PPM + 5%)], the TVOC range is 0.00mg/m³~9.99mg/m³, and the temperature range is 0~50°C (±1.5°C) / 32~122°F ( ±2.7℉), the humidity range is 20~80%RH (±5%RH). 【HIGH-PRECISION AIR QUALITY MONITOR】The Air Quality Monitor is equipped with high-precision reliability sensors to ensure its accuracy. The measurable CO2 concentration range is 400~5000PPM [±(50PPM + 5%)], the TVOC range is 0.00mg/m³~9.99mg/m³, and the temperature range is 0~50°C (±1.5°C) / 32~122°F ( ±2.7℉), the humidity range is 20~80%RH (±5%RH). 【WIDELY USED】This 4-in-1 Air Detector can detect the air quality in bedrooms, living rooms, kitchens, offices, classrooms, wine cellars, plantings, greenhouses and other places. The back adopts a foldable bracket and hook design, which can be placed on the desktop or hung on the wall for real-time viewing. It is an ideal indoor air quality detector in our life. 【SHOP WITH CONFIDENCE】The product is guaranteed for 365 days from the date of purchase. If you are not satisfied with the product or have any questions, please feel free to contact us, we will reply and solve your questions within 12 hours., Manufacturer: Protech International Group Co., Ltd.