This product is a multifunctional 9 in one air quality monitor with big digital LCD screen display, rechargeable Lithium-lon battery,coming with Type-C charge cable. lt combines numerous different types of high-quality air sensors,real-time monitoring of carbon dioxide(CO2), formaldehyde (HCHO), total volatile organic compounds(TVOC), particulate matter(PM2.5/10), air quality index( AQI) indication, temperature, and humidity with clock. It is easy to operate, quality assurance worth buying.

It is an advanced multifunctional air quality monitor that combines various high-quality air sensors real-time monitoring of Carbon dioxide (CO2),PM2.5/1.0/10,temperature, and humidity on its display.Accurate measurement techniques and reliable data display enable you to easily understand changes in the levels of carbon dioxide and dust particles in the air.When the carbon dioxide (CO2) concentration exceeds the standard , a clear sound alarm will be immediately issued.By monitoring the concentration of carbon dioxide and dust particles, the ventilation system can be adjusted reasonably to improve indoor air quality and create a healthy and comfortable environment for you and others.

Electromagnetic radiation tester successfully electric fieldradiation, magnetic field radiation compatible test and achieve the best testresults, used to test and understand the status of electromagnetic radiation in indoor and outdoor Cenvironments, through the micro-controlled chip processing, to LCD digital display radiation values. According to the test results of electromagnetic radiation for reasonable treatment or effective avoidance.

It is a 3-in-1 Ozone detector that integrates ozone concentration, temperature, and humidity. It uses advanced sensors that can sensitively capture both low concentrations of ozone and high concentrations of potential threats, providing you with reliable data support. Once the ozone concentration exceeds the safe range, a clear sound alarm will be immediately issued, allowing you to quickly take measures to ensure personnel safety and environmental quality.it is with historical recording function, it automatically stores detection data for a period of time, allowing you to easily trace the ozone concentration changes in air.

This is an advanced multifunctional air quality monitor with touch-screen keys.It detects Carbon Dioxide (CO2),PM2.5/10,Formaldehyde (HCHO), Total Volatile Organic Compounds (TVOC), Temperature,Humidity with Time.As a scientific air quality testing device, it combines numerous different types of high-quality air sensors and a built-in fan to allow real-time monitoring of all values on its digital LCD display. It not only measures various air quality datas in real time, but also supports intelligent connection and convenient operation through Tuya WiFi,After connecting your phone, you can view real-time data anytime and anywhere, making you familiar with the air quality around you. It is suitable for both desktop and wall mounting, bringing you more choices and convenience, meeting the needs of different users in different scenarios.

This is an advanced multifunctional air quality monitor with touch-screen keys. It detects Carbon Dioxide (CO2), PM2.5/10,Formaldehyde (HCHO), Total Volatile Organic Compounds (TVOC),Temperature,Humidity with Time. As a scientific air quality testing device, it combines numerous different types of high-quality air sensors and a built-in fan to allow real-time monitoring of all values on its digital LCD display,Ensure a good and healthy air environment It is suitable for both desktop and wall mounting,bringing you more choices and convenience, meeting the needs of different users in different scenarios.

lt is an advanced multifunctional air quality monitor that combines numerous different types of high-quality air sensors with a built-in fan to allow real-time monitoring of dust PM2.5/10/1, formaldehyde (HCHO), total volatile organic compounds(TVOC), air quality index(AQI) indication, temperature, humidity and time on its digital LCD display. It is easy to operate, quality assurance worth buying.

lt is an advanced multifunctional air quality monitor that combines numerous different types of high-quality air sensors with a built-in fan to allow real-time monitoring of dust PM2.5/10/1, formaldehyde(HCHO), total volatile organic compounds(TVOC), air quality index (AQI) indication, temperature, humidity and time on its digital LCD display. It is easy to operate, quality assurance worth buying.

In many gas environments, the presence of Ammonia is often overlooked,but its potential hazards should not be underestimated.This Ammonia detector integrates ammonia concentration, temperature,and humidity detection, using advanced sensor technology to accurately measure ammonia concentration. When the ammonia concentration exceeds the standard, the detector will quickly sound an alarm, allowing you to take measures in the first time and avoid potential dangers.it is with historical recording function, it automatically stores detection data for a period of time, allowing you to easily trace the ozone concentration changes in air.Whether in industrial sites, agricultural warehouses, or laboratories, it can quickly capture subtle changes in ammonia gas, ensuring that you are well aware of the environmental conditions.

This product is a multifunctional air quality detector that detects Ozone( O3), Total Volatile Organic Compounds (TVOC),Particulate Matter <2.5 micron-sized particles (PM2.5/1.0/10),Temperature, and Humidity with clock and record function. As a scientific air quality detection device, it combines multiple air sensors with a built-in fan to allow real-time monitoring of Ozone(O3), total volatile organic compounds (TVOC), PM2.5/1.0/10, temperature, and humidity on its digital LCD display

This advanced detector integrates ozone concentration, temperature, and humidity detection, using advanced sensors to ensure accurate measurement of ozone concentration to tiny units. Whether it is the presence of low concentrations of ozone or potential threats at high concentrations, they can be keenly captured to provide you with reliable data support. Once the ozone concentration exceeds the safe range, a clear sound alarm will be immediately issued, allowing you to quickly take measures to ensure personnel safety and environmental quality.Lightweight and portable appearance design, high-end suitcase packaging,convenient for you to carry to any place that needs to be tested.With historical recording function, it automatically stores detection data for a period of time, allowing you to easily trace the ozone concentration changes in air.

This is a superior voice recorder pen, a good partner in your business life. A pen shape won't bring so much attention when you are ready to record especially in some important business conferences.One click recording and 15 hours for lasting help to record the vital information timely. No afraid of losing files, when the power is low, it will save files automatically. Support voice activation. And it can be connected to the computers to transfer the recording files to the computer via USB cable. Very convenience and secret great quality voice recorder pen.