Category | Property | Details |
Particulate Matter Sensor (Laser-based sensor) | Supported Sizes: | PM1.0 / PM2.5 / PM10 |
Detection Range: | 0.3 – 10 µm | |
Concentration Range: | 0 – 1000 µg/m³ | |
Accuracy (PM2.5): | ±15 µg/m³ (0–100), ±15% M.V. (100–1000) | |
Sensor Lifetime: | > 3 years | |
Update Rate: | Every 30 seconds | |
Total Volatile Organic Compounds (TVOC) | Range: | 0 – 10 mg/m³ |
Sensor Lifetime: | > 10 years | |
Update Rate: | Every 3 seconds | |
Estimated CO₂ (eCO₂) | Range: | 400 – 2000 ppm |
Sensor Lifetime: | > 10 years | |
Update Rate: | Every 3 seconds | |
Temperature Sensor | Accuracy: | ±1.0 °C (typical) |
Resolution: | 0.01 °C | |
Update Rate: | Every 15 seconds | |
Relative Humidity Sensor | Accuracy: | ±5.0 %RH (typical) |
Update Rate: | Every 15 seconds | |
Air Quality Index (AQI) | Scale: | 0.0 – 5.0 |
Update Rate: | Every 30 seconds | |
LCD Display | Type: | 2.8″ IPS |
Resolution: | 320 × 240 px | |
Color Depth: | 262K | |
Brightness Control: | Adjustable 10%–100% | |
Time Zone: | Configurable via menu | |
Temperature Offset Calibration: | ±5 °C via LCD menu | |
Humidity Offset Calibration: | ±5 % via LCD menu | |
Refresh Rates: | PM & AQI (30s), TVOC & eCO₂ (3s), T/H (15s) | |
Sound Alert | Function: | Instant audio feedback |
Control: | Manual ON/OFF toggle | |
Battery | Type: | LiPo Rechargeable |
Capacity: | 3200 mAh | |
Battery Life: | Up to 24 hours | |
Charging: | USB-C, 5V input (500 mA – 1 A) | |
Connectivity | Wi-Fi Modes: | AP & STA (Client) |
Band: | 2.4 GHz | |
Protocols: | TCP / UDP | |
Additional Services: | mDNS, SNTP (every 24h + power-up) | |
Multi-Device Access: | Up to 5 devices real-time | |
Remote Monitoring: | Data log every 30 seconds | |
Control: | Wi-Fi ON/OFF manually | |
System Controls | Light Sleep Mode: | Hold 2nd button 5s; wake with any press |
Power Down: | Long press 2nd button 10s or via menu. To power back on, use the 1st button. | |
Factory Reset: | Restore the device to its original settings via the LCD menu or by pressing and holding the main button for more than 10 seconds. |