Features: Experience comprehensive air monitoring with the air quality monitor, simultaneously detecting CO2, TVOC, temperature, and humidity for holistic indoor assessment using high precise sensors. Featuring CO2 accuracy down to 10PPM, real time TVOC alerts, and two power option with built in battery and Type C charging, this portable gas analysis ensures reliably data for environmental tracking. Ideal for households, especially families with infants, or allergy sufferers, this air quality detector helps manage health by identifying invisible pollutants like TVOC and CO2. Designed for versatile use, it seamlessly monitors air in homes, offices, classrooms, and vehicles with its compact 117x73x60mm dimensions and lightweight 165g build for easy mobility. With intelligent alarm functions that notify when CO2 or TVOC levels exceeding safe thresholds and ABS construction, it provides accurate and dependable performances for continuous environmental monitoring. Specifications: Component: ABS engineering plastic Measurement accuracy:10PPM Measurement ranging:400-5000PPM Type C power supply Size:Approx.117x73x60mm/4.6x2.87x2.36inch Color:black Package Includes: 1pcs Air Quality Monitor note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.