This mini CO₂ air quality monitor is a compact and efficient device designed exclusively to measure carbon dioxide levels in indoor environments. With an easy-to-read digital display, users can quickly monitor CO₂ concentration and make informed decisions to ensure proper ventilation. CO₂ air quality meter is ideal for continuous personal use, helping maintain healthier indoor air quality every day.

LCD Display & Color-coded Indicator

Small Size CO₂ Monitor
SISCO's mini CO₂ air quality monitor is widely used in many indoor environments to help people understand indoor air conditions and improve ventilation. In home, it helps monitor carbon dioxide levels to maintain a healthy living environment. In the office and classroom, it ensures proper air circulation to keep people comfortable and focused. In a hospital, a mini CO2 monitor is useful for maintaining safe air quality for patients and medical staff.
| Model | SISCO-AIR-01 |
| Detectable Gas | Carbon dioxide (CO2) |
| Concentration Measurement Range | 400~5000ppm |
| Accuracy | ±(50ppm+5%) |
| Warm-up Time | About 35s |
| Refresh Rate | About 3s |
| Input Voltage | DC5V 0.5A |
| Battery Capacity | 3.7V 900mAh lithium-ion battery |
| Charging Method | Type-C |
| Charging Time | About 2.5 hours |
| Display | LCD display |
| Material | ABS |
| Working Temperature | -10 ℃~50 ℃ |
| Working Humidity | 0-95%RH |
| Dimension (W*D*H) | 53*18*80mm |
| Net Weight | About 78g |

Q1: What is a mini CO₂ air quality monitor?
A1: The mini CO₂ air quality monitor is a product that can detect carbon dioxide in real-time, small and exquisite, easy to carry. Through its internal sensor, it can accurately measure the pollutant concentration and calculate the concentrations of carbon dioxide.
Q2: How does a mini CO₂ air quality tester work?
A2: A mini CO₂ air quality tester works by using a built-in sensor to detect the concentration of carbon dioxide in the air. It uses an NDIR (Non-Dispersive Infrared) sensor, which measures how much infrared light is absorbed by CO₂ molecules. The monitor continuously samples the surrounding air, analyzes the gas level, and displays the result on a digital screen in ppm (parts per million). When CO₂ levels rise above a safe range, the device sounds an alarm to remind users to improve ventilation.
Q3: What are the precautions when using a mini CO₂ air detector?
A3: When using a mini CO₂ air detector, keep the device away from direct sunlight, high humidity, and strong airflow, as these conditions may affect measurement accuracy. Allow the monitor to warm up for a few minutes before taking readings to ensure stable results. Do not block the detection hole. Storing the monitor in a dry, cool place when not in use.
Tips: Can this mini CO₂ air quality monitor be used in a car?
Yes, this mini CO₂ air quality monitor can be used in a car. It helps monitor carbon dioxide levels inside the vehicle, which is useful during long drives or when the windows are closed. By checking the air quality in real time, you can decide when to open the windows or turn on ventilation to keep the air fresh and maintain a more comfortable and safer driving environment.
Thank you for buying industrial test and measurement equipment on SISCO.com, all products sold by SISCO and the partner cover a 12 months warranty, effective from the date of receiving the products.
SISCO is responsible for providing free spare parts, and free technical support to assist the customer to repair the defective products until the problem is solved.