1. Introduction
The WapoRich RQ-5800S is a professional indoor air quality monitor designed to accurately measure various airborne pollutants. This device provides real-time data for Particulate Matter (PM2.5 and PM10), Formaldehyde (HCHO), and Total Volatile Organic Compounds (TVOC). Equipped with high-precision sensors and a clear color display, it helps users understand and monitor their indoor air environment for improved well-being. This manual provides detailed instructions for the proper use and maintenance of your RQ-5800S monitor.
2. Product Features
- 4-in-1 Detection: Measures PM2.5, PM10, HCHO, and TVOC.
- High-Precision Sensors: Features a laser sensor for particles, an electrochemical sensor for HCHO (T90 <30s response), and a thick-film semiconductor sensor for TVOC.
- 2.8-inch TFT Color Screen: Provides clear, easy-to-read values and detailed test interfaces.
- Foldable Stand: Integrated stand for convenient desktop placement and continuous monitoring.
- Customizable Alerts: Adjustable alarm thresholds for PM2.5, PM10, HCHO, and TVOC.
- Data Recording: Records historical data with user-set intervals (10/20/30 minutes) for up to 3 hours.
- Long-Lasting Battery: Powered by a 2000mAh rechargeable battery, offering up to 15 hours of continuous operation.
- Portable Design: Compact and lightweight (342g) for easy transport and use in various locations.
3. Package Contents
Please check the package contents upon unboxing. If any items are missing or damaged, contact customer support.
- WapoRich RQ-5800S Air Quality Monitor
- USB Charging Cable
- User Manual
- Carrying Pouch (may vary by region/package)

Image: Typical package contents for the RQ-5800S monitor.
4. Device Layout and Controls
Familiarize yourself with the buttons and ports on your RQ-5800S monitor.
Image: Front panel introduction with key functions.
- POWER Key: Long press for 2 seconds to turn the device on or off.
- RUN/STOP Key: Press to start or stop real-time measurements.
- UP Key: Moves the cursor up in menus.
- DOWN Key: Moves the cursor down in menus.
- ENTER Key: Selects the highlighted menu item.
- BACK Key: Returns to the previous menu.
5. Charging the Device
The RQ-5800S is powered by a rechargeable 2000mAh battery. Ensure the device is fully charged before first use for optimal performance.
Image: Top view indicating charging port and air inlets/outlets.
- Locate the charging power supply mouth on the top of the device.
- Connect the provided USB charging cable to the device and a suitable USB power adapter (not included).
- The red charge indicator light will illuminate, indicating that the device is charging.
- Once charging is complete, the green charge indicator light will illuminate.
A full charge provides up to 15 hours of continuous operation.
6. Basic Operation
6.1 Power On/Off
- To power on, press and hold the POWER key for approximately 2 seconds until the screen illuminates.
- To power off, press and hold the POWER key for approximately 2 seconds until the screen turns off.
6.2 Real-Time Measurement
Upon powering on, the device typically enters real-time measurement mode. The main screen displays current levels for HCHO, TVOC, PM2.5, and PM10.
- Press the RUN/STOP key to start or pause the measurement process.
- Allow the device to stabilize for a few minutes after powering on or moving to a new location for accurate readings.
6.3 Navigating Menus
Use the UP and DOWN keys to navigate through menu options. Press the ENTER key to select an option and the BACK key to return to the previous screen.
7. Measurement Modes and Understanding Readings
The RQ-5800S provides detailed information for each pollutant.
Image: Device displaying various air quality parameters.
7.1 Pollutant Parameters
- PM2.5 & PM10: Particulate Matter. Range: 0-999.9 µg/m³, Resolution: 0.1 µg/m³.
- HCHO: Formaldehyde. Range: 0-2.50 mg/m³, Resolution: 0.01 mg/m³.
- TVOC: Total Volatile Organic Compounds. Range: 0-10 mg/m³, Resolution: 0.05 mg/m³.
7.2 Detailed Test Interfaces
From the main screen, you can access dedicated test interfaces for each pollutant to view:
- Real-time data
- 10-second/60-second averages
- Maximum (MAX) recorded values
7.3 Air Quality Level Comparison
The device provides a visual indication of air quality levels, often using a color-coded system or hazard index.
Image: PM2.5 index and air quality level comparison chart.
| PM2.5 (µg/m³) | Air Quality Level |
|---|---|
| 0~30 | Excellent (LVL 1) |
| 31~75 | Good (LVL 2) |
| 76~150 | Light pollution (LVL 3) |
| 151~250 | Moderately polluted (LVL 4) |
| 251~350 | Heavy pollution (LVL 5) |
| >350 | Serious pollution (LVL 6) |
8. Advanced Settings
8.1 Customizable Alerts
You can set individual alarm thresholds for PM2.5, PM10, HCHO, and TVOC. When a measured value exceeds the set threshold, the device will trigger an audible alarm.
- Navigate to the 'Settings' menu using the UP/DOWN and ENTER keys.
- Select 'Alarm Thresholds' and adjust the values for each pollutant as desired.
- Confirm your settings to save.
8.2 Data Recording
The RQ-5800S can record historical data for up to 3 hours with user-defined intervals.
- In the 'Settings' menu, select 'Recording Interval'.
- Choose an interval of 10, 20, or 30 minutes.
- The device will automatically record data at the selected interval.
- To view recorded data, navigate to the 'History' or 'Record' menu option.
8.3 Auto-Off Timer
To conserve battery, you can set an auto-off timer.
- Access 'Auto-Off' in the 'Settings' menu.
- Select a duration (e.g., 5, 10, 20, 30 minutes) after which the device will automatically power off if inactive.
8.4 Button Sound Control
You can enable or disable button sounds in the settings menu.
9. Maintenance
- Cleaning: Use a soft, dry cloth to clean the device. Do not use abrasive cleaners or solvents.
- Air Inlets/Outlets: Ensure the PM2.5 air inlet and outlet are free from dust and obstructions. Do not block these openings during operation.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: Recharge the battery regularly, even if not in frequent use, to maintain battery health. Avoid fully discharging the battery for extended periods.
10. Troubleshooting
If you encounter issues with your RQ-5800S, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low battery or no charge. | Connect the device to a power source using the USB cable and allow it to charge for at least 30 minutes before attempting to power on again. |
| Inaccurate or fluctuating readings. | Device not stabilized, sensor obstruction, or environmental interference. | Allow the device to stabilize for 5-10 minutes in the measurement area. Ensure air inlets/outlets are clear. Avoid placing near strong air currents, heat sources, or chemical fumes. |
| Alarm not sounding. | Alarm thresholds not set or alarm sound disabled. | Check and adjust alarm thresholds in the settings menu. Ensure button sound control is enabled if applicable to alarm sounds. |
| Data recording not working. | Recording interval not set or memory full. | Verify recording interval settings. If memory is full, recorded data may need to be cleared (refer to advanced settings for data management). |
| Screen is blank or frozen. | Software glitch. | Perform a soft reset by holding the POWER key for 10-15 seconds until the device restarts. If the issue persists, contact customer support. |
11. Specifications
| Parameter | Value |
|---|---|
| Brand | WapoRich |
| Model Number | RQ-5800S |
| PM2.5/PM10 Range | 0-999.9 µg/m³ |
| PM2.5/PM10 Resolution | 0.1 µg/m³ |
| HCHO Range | 0-2.50 mg/m³ |
| HCHO Resolution | 0.01 mg/m³ |
| TVOC Range | 0-10 mg/m³ |
| TVOC Resolution | 0.05 mg/m³ |
| Sensor Technology | Laser (particles), Electrochemical (HCHO), Thick-film semiconductor (TVOC) |
| Display | 2.8-inch TFT Color Screen |
| Battery Capacity | 2000mAh rechargeable |
| Operating Time | Up to 15 hours (continuous) |
| Operating Humidity | Up to 85% |
| Dimensions (approx.) | 190mm x 80mm x 38mm (7.4in x 3.14in x 1.49in) |
| Weight (approx.) | 342g |
Image: Device dimensions and screen detail.
12. Safety Information
- Do not attempt to disassemble or modify the device. This may cause damage and void the warranty.
- Keep the device away from water, high humidity, and extreme temperatures.
- Avoid exposing the device to strong vibrations or impacts.
- Use only the provided charging cable or a certified equivalent.
- This device is for informational purposes regarding air quality and should not be used as a substitute for professional medical advice or emergency services.
- Keep out of reach of children.
13. Warranty and Support
The WapoRich RQ-5800S comes with a manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support, troubleshooting assistance, or warranty claims, please contact WapoRich customer service through their official website or the retailer where the product was purchased.
Manufacturer: WapoRich