Multifunctional Air Quality MonitorIts available for 8 types of data, Total control of air qualityFormaldehyde(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 HomeFor 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 OperateAir Quality Detector has a 1500mAh rechargeable lithium battery and packed with Type-C cable that can last up to 8 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 Voice AlarmYou can rate detector real-time tests and analyze, Risk Levels with Time Display, When the Normal is exceeded, the detector has Voice alarm and the interface color will change. If you do not want a voice alarm, you can turn off the voice alarm function. Application RangeThe intelligent air quality monitor can help us detect the air quality in household, kitchen, bedroom, office, school, car, hotel, travel, camping, party etc...especially in which has baby,child and pregnant woman. 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 Kindly NoteIt is recommend you to charge 6-8 hours before first use and do not use it when charging or in lower battery because the data may not so accurate.Its unit weight is 240g, and can be carried with you for testing at any time, healthier life for your family