

The Temtop C1+ is a 3-in-1 indoor air quality monitor that tracks CO₂ levels, temperature, and humidity in real time. It features a high-quality CO₂ sensor, a clear LCD display, and color and sound alerts when CO₂ levels exceed safe limits. With Bluetooth connectivity, users can synchronize data via the Temtop app, view history, trend graphs, and generate reports. Its compact design and large battery capacity (up to 70 days in power-saving mode) make it suitable for homes, offices, schools, gyms, and other spaces requiring air quality monitoring.
| Specification | Value / Details |
|---|---|
| CO₂ Measurement Range | 400 – 5,000 ppm |
| CO₂ Resolution | 1 ppm |
| CO₂ Accuracy | ±(40 ppm + 5%) for the range of 400 – 2,500 ppm |
| Temperature Measurement Range | –10 °C to 60 °C (14 – 140 °F) |
| Temperature Accuracy | ±0.5 °C |
| Humidity Measurement Range | 0 – 99 % RH |
| Humidity Accuracy | ±3 % RH |
| Sampling Method | Performance / Real-time Mode: every 1 minute • Eco Mode: every 10 minutes |
| Battery / Power Supply | Built-in battery ~800 mAh; standby time up to ~70 days in Eco mode |
| Dimensions / Weight | Approx. 3.5 × 2.7 × 0.7 inches (≈ 89 × 68 × 18 mm); Weight: ~110 g |
| Display & Interface | 3.3-inch segmented LCD display with status indicators and alert icons |
| Connectivity / App | Bluetooth for data synchronization, historical charts, and alert configuration via mobile app |
| Alarm Function | Visual and audible alarms when CO₂ exceeds threshold; supports “Do Not Disturb / Silent” mode |
| CO₂ Calibration | Manual calibration by placing the device in fresh air (~400 ppm) and holding the button for 200 seconds |
| Operating Modes | Two modes: Performance (high accuracy) and Eco (power saving) |
