1. LED digital display2. Intelligent alarm system3. Greenhouse compensation calibration4. LCD screen + backlight mode5. Multiple detection, stable and reliable6. Built-in 1200 mAh lithium battery7. Charging interface: Type-c 5V8. The large screen displays power, CO2, temperature and humidity9. 1S/time real-time refresh, fast detection can obtain more stable measurement values10. Application areas: agricultural planting, greenhouse fruits, warehouses, raw material processing11. Press and hold the power button for 3 seconds to turn on or off, and automatically detect the surrounding environment after turning on12. Using semiconductor sensors to calculate the carbon dioxide concentration, stable performance, low consumption and long service life13. Voltage: 2.0V14. Size: 9x7x3.5cm15. Weight: 0.105kg

https://olla.gr/xy-t01-temperature-humidity-display-co2-meter-carbon-dioxide-air-quality-detector-semiconductor-white/