- State-of-the-art detection technique: This portable air quality monitor uses infrared NDIR sensors to provide precise measurements of carbon dioxide levels, along with temperature and humidity readings. - Battery performance: Powered by a 1200mAh battery, it delivers up to 6 to 8 hours of standby time and supports real-time charging via a cable for continuous use. - Optimal heat dissipation design: An innovative heat dissipation design promotes airflow to maintain reliable sensor performance and minimize false alarms from overheating. - Compact and lightweight build: Weighing 97 grams and standing 8 cm tall, this air tester is highly portable and easy to move or reposition for readings wherever needed. - Why you need it: Delivers clear, accurate air quality data to support ventilation decisions in homes, offices, and classrooms. The compact form and long battery life make it convenient for continuous or periodic monitoring without frequent recharging. - Use scenarios: - Office or meeting room: monitor CO2 levels to ensure adequate ventilation during calls and group work. - Classroom: track CO2, temperature, and humidity to manage air quality during lessons. - Home or temporary spaces: move between rooms or take along while traveling to quickly assess indoor air conditions.