This product is Amazon return, it maybe open box - used like new. If you're interested in purchasing, please contact us on WhatsApp to confirm its availability. Kindly inform us before arriving for pickup because it is first come first serve..

【MULTIFUNCTIONAL& AIR QUALITY MONITOR】 its available for 8 types of data, Total control of air quality，Formaldehyde(HCHO), Volatile Organic Compound(TVOC), Particle Matter(PM2.5),Temperature(in ℃),Humidity(in %). To guarantee the health of your family. Before the first use or after long-term storage, please make sure to place it in a ventilated environment (indoor) for at least 1 hour,ensure the accuracy of data. 【HEALTHY HOME?】For everyone,It's necessary to know the air quality of the place where you live.This air monitor have LCD Digital Color Screen, large and easy to read, which have Good(Green), Slight Pollution(Yellow),Moderately Pollution(Red),Severe Pollution(Purple) Four grade. You can directly to know the overall environment quality and track on each gas mean value to know what gas in air is unsafe and take accordingly actions. 【EASY TO OPERATE】Air Quality Detector has a 1500mAh rechargeable lithium battery and packed with Type-C cable that can last up to 4-5 hours. its easy to operate with just pressing the power on/off button, A button realizes all operations,design with LCD Color Screen Digital Display, it can offer mean value for each gas,It helps detect harmful HCHO and TVOC around your room in the real time. 【COLOR AND SOUND ALARM】You can rate detector real-time tests and analyze, Risk Levels with Time Display, When the Normal is exceeded, the detector alarm sounds and the interface color will change, thus avoiding the risk. 【APPLICATION RANGE】Home, Office, Car, Hotel, Kitchen, Bedroometc. Its unit weight is 240g, and can be carried with you for testing at any time, healthier life for your family! If the product has any quality problems, please feel free to contact our customer service, we will provide you with satisfactory results. NO RISK! ORDER IT NOW! 【EMBEDDING REAL SENSORS】Semiconductor sensors, electrochemical sensors, and temperature and humidity sensors, NDIR sensors, efficiently, stably, and sensitively detect gas concentrations, and identify the health of the air environment;A total of four sensors were used, namely temperature and humidity sensors, formaldehyde sensors, PM2.5 particulate matter sensors, and TVOC sensors. CO and CO2 are calculated values based on the values of the TVOC sensor. 【USER'S TIPS】The new machine needs to be charged and preheated for 24-48 hours before use; The sensor in the product is a sensitive component, which is affected by many environmental factors. When using it, ensure that there is no volatile of perfume, alcohol, air freshener and other pungent odors in the room. Such pungent odors will affect or even damage the sensor, leading to inaccurate detection readings；When using indoors, close doors and windows. › See more product details