ZHUOTHAN Smart 7 in 1 Air Quality Monitor with PM2.5, CO2 Detector with Alarm, Temperature & Humidity Sensors, LED Display, 2s Refresh, 2-Year Data Storage, for Home & Office, 14.5*10*4.8CM, white - PT05

• 🕹️[Overview] The role of carbon dioxide detectors in daily life is mainly to detect the level of carbon dioxide in the air and help people know the air quality in advance. If the air quality is not good, people will take measures to improve the air quality to ensure a healthy life. Therefore, carbon dioxide sensors can come in handy in school classrooms, offices, hotels, kitchens, gyms and other crowded places. 🕹️ [HIGH QUALITY MATERIAL] The air quality detector is made of high quality material, which is impact resistant, scratch resistant and environmentally friendly. It is not easy to deform, not easy to break, anti-aging and durable. 🕹️[PROTECT YOUR EVERY BREATH] This 3-in-1 air quality detector can accurately detect carbon dioxide (CO2), temperature and humidity in real time. Knowing the air quality where you live is crucial and it helps you understand indoor air quality at a glance. 🕹️ [CAUTION] This air quality tester is designed for indoor spaces. Please close doors and windows before testing. Otherwise, the data may not be accurate. We recommend that you let it work for at least 60 minutes before taking a reading. 🕹️ [LOW BATTERY ALERT] Built-in 1200mAh rechargeable battery, comes with a USB cable, standby time up to 6 hours. Never worry about low battery again., Weight: 0.70988848364 pounds, Manufacturer: 0