1. Bubuka
The Smart Life MT15/MT29 Air Quality Monitor is an advanced environmental monitoring device designed to provide real-time data on various air quality parameters. This device helps you maintain a healthy indoor environment by detecting and displaying key indicators, offering smart features through its companion mobile application.

Figure 1: Smart Life MT15/MT29 Air Quality Monitor and companion app.
Fitur konci:
- Comprehensive Detection: Monitors 11 environmental parameters including CO2, CO, HCHO, TVOC, PM0.3, PM1.0, PM2.5, PM10, temperature, humidity, and AQI.
- Konektipitas Smart: Equipped with Tuya Smart WiFi APP for remote monitoring, intelligent scene automation, and historical data viewing.
- Tampilan anu ramah-pamaké: Features a 2.8-inch TFT display for clear, real-time data visualization.
- Fungsi Alarm: Includes numerical and sound alarms with user-definable thresholds.
- Pakakas Terpadu: Offers date and time display, alarm clock, timer, and chronograph functions.
- Desain portabel: Compact and lightweight with a built-in 2000mAh Li-Po battery for extended use.
- Self-Calibrating: Ensures accurate data readings.

Figure 2: Visual representation of the 15 detection functions.
Béda modél:
The MT15 and MT29 models share the same functionality. The primary difference lies in the type of sensors used:
- MT15: Utilizes high-quality infrared and laser sensors for CO2 and PM detection, offering high precision and data consistency.
- MT29: Employs infrared sensors for PM detection and semiconductor sensors for other parameters. It provides approximate data ranges and is designed for cost-effectiveness and multi-functional use.
2. Setélan
2.1 Eusi pakét
Sateuacan anjeun ngawitan, pastikeun sadaya item aya dina pakét anjeun:
- 1 x Air Quality Detector (MT15 or MT29)
- 1 x Kabel Data Tipe-C
- 1 x Manual Pamaké

Figure 3: Package contents including the monitor, Type-C cable, and manual.
2.2 Ngecas Alat
The device is powered by a built-in 2000mAh Li-Po battery. To charge:
- Connect the provided Type-C data cable to the charging port on the device.
- Sambungkeun tungtung kabel anu sanésna kana adaptor daya DC5V (teu kalebet).
- Indikator batré dina tampilan bakal nembongkeun status ngecas.
2.3 Daya Awal Hurung
- Pencét jeung tahan tombol daya leuwih ti 3 detik pikeun ngahurungkeun alat.
- The device will undergo a preheating process for approximately 60 seconds.
- After preheating, the detection will begin, and the current air quality parameters will be displayed on the screen.
2.4 Pamasangan Aplikasi sareng Pamasangan WiFi
The device can be connected to the Tuya Smart WiFi APP (also referred to as Graffiti Intelligence APP) for enhanced features.
- Pasang Aplikasi: Milarian pikeun "Graffiti Smart App" or "Tuya Smart" in your phone's app market (e.g., Google Play Store, Apple App Store) and install it. Register an account after installation.
- Enable WiFi Pairing Mode on Device: In an area with a stable WiFi signal, within 2 minutes after turning on the device, press the power button 5 times. The WiFi symbol on the device display will flash, indicating that the pairing link is in progress.
- Sambungkeun via App: Open the mobile app, click "Add Device", and search for the WiFi device. Once discovered, click to add it. Choose your WiFi network and enter the password. Click "Next" to complete the pairing connection.
Upon successful connection, the WiFi symbol on the device will stop flashing. The app allows for remote monitoring, setting alarm values, sleep time, timer, and viewdata sajarah.

Figure 4: Step-by-step guide for WiFi connection and app setup.

Figure 5: Detector and app interface showing various parameters.
2.5 Nempatkeun alat
The monitor can be placed in various locations to suit your needs:
- On a flat surface like a table.
- Mounted on a wall using the integrated hanging holes on the back.
- Attached to a refrigerator or other magnetic surfaces (if applicable to your model).

Gambar 6: Kelamples of monitor placement in different environments.
3. Parentah Operasi
3.1 Pidangkeunview
The 2.8-inch TFT display shows real-time readings for all detected parameters, along with date, time, and battery status.

Figure 7: Monitor displaying various parameters and clock functions.
3.2 Operasi Tombol
The power button on the device serves multiple functions:
- Hurungkeun/Pareuman: Pencét jeung tahan leuwih ti 3 detik.
- Ngalihkeun Unit Suhu: Press once to switch between Celsius (°C) and Fahrenheit (°F).
- Enable/Disable Timer: Press twice to access or enable the timer function.
- Enter/Exit Time/Alarm/Timer Display: Press three times to cycle through time, alarm, and timer displays.
- Lebetkeun Modeu Kalibrasi: Press four times to enter the 120-second parameter calibration mode.
- Enter WiFi Pairing Mode: Press five times to enter WiFi pairing mode (WiFi icon flashes).

Figure 8: Conventional use and button operation guide.
3.3 App Functions (Tuya Smart APP)
Once connected to the Tuya Smart APP, you can:
- Pangimeutan jauh: View all 11 environmental parameters in real-time from your smartphone.
- Data sajarah: Aksés jeung view historical record curves for all indicators (temperature, humidity, CO2, PM2.5, PM10, TVOC, PM0.3, PM10, CO, HCHO) by day, month, or year.
- Intelligent Scene Automation: Customize intelligent living scenarios, such as automatically turning on an air purifier when PM2.5 levels are high.
- Ambang Alarm: Set custom alarm thresholds for each parameter.
- Setélan alat: Adjust temperature units (C/F), turn on/off sound alarms, set sleep time, and configure timers.

Figure 9: App interface showing historical data graphs.
3.4 Parameter Alarms
The device features parameter alarms that trigger when detected values exceed predefined thresholds. Default alarm values are:
- CO2: 1500PPM
- CO: 200PPM
- PM2.5: 100µg/m³
- HCHO: 0.08 mg/m³
When a parameter exceeds its alarm value, the device will trigger three rapid buzzer alarms. The display color for the affected parameter will also change (e.g., normal green, orange warning, red alarm).

Figure 10: Default alarm values and visual indicators.

Figure 11: Reference for Environmental Pollution Index with color-coded ranges.
4. Pangropéa
4.1 beberesih
To ensure optimal performance and longevity, keep the device clean:
- Usap alatna nganggo lawon anu lemes sareng garing.
- Ulah make cleaners abrasive, pangleyur, atawa bahan kimia kasar.
- Avoid getting moisture into the sensor openings or charging port.
4.2 Perawatan Batré
- Ngeusi batre alat rutin pikeun ngajaga kaséhatan batré.
- Hindarkeun sering-sering ngeusi batre.
- The battery life is approximately 5-7 hours (5 hours with screen always on, 7 hours in screen-off mode).
4.3 Calibration Suhu
If you notice inaccuracies in temperature readings, you can manually calibrate the device:
- Press the power button 7 times to enter the manual temperature calibration page.
- On this page, press the button once for "+" (increase temperature) and double-click for "-" (decrease temperature).
- Saluyukeun suhu sakumaha diperlukeun.
Important Note: It is recommended not to calibrate the temperature while the device is charging, as the device has a temperature compensation plan during charging which may affect calibration accuracy.
5. Cara ngungkulan
5.1 Bacaan Suhu Anu Teu Akurat
If the temperature reading appears inaccurate, perform a manual temperature calibration as described in Section 4.3.
5.2 Masalah Konéksi WiFi
- Ensure your device is within range of a strong 2.4GHz WiFi signal.
- Pariksa deui naha anjeun parantos ngalebetkeun kecap akses WiFi anu leres dina aplikasi éta.
- Try re-entering WiFi pairing mode on the device (press power button 5 times) and re-attempting connection through the app.
- Pareuman terus hurungkeun deui monitor sareng smartphone anjeun.
5.3 Alat Henteu Hurungkeun
- Ensure the device is sufficiently charged. Connect it to a power source using the Type-C cable and allow it to charge for at least 30 minutes before attempting to power on again.
- Pencét jeung tahan tombol daya leuwih ti 3 detik.
5.4 Buzzer Alarm Not Sounding
- Check the app settings to ensure the sound alarm is enabled.
- Verify that the parameter thresholds are set correctly and the detected levels are exceeding them.
6. Spésifikasi
| Parameter | Nilai |
|---|---|
| Ngaran produk | Detektor Kualitas Udara |
| Modél | MT15 / MT29 |
| Bahan | ABS body + TFT electroplated mirror screen |
| Parameter Deteksi | CO2, CO, HCHO, TVOC, PM0.3, PM1.0, PM2.5, PM10, Suhu, Kalembaban, AQI |
| Rentang Pangukuran (CO) | 0-9999 PPM; ±10PPM |
| Measurement Range (HCHO) | 0-1.99 mg/m³; ±0.05 |
| Measurement Range (TVOC) | 0-9.99 mg/m³; ±0.05 |
| Measurement Range (PM2.5) | 0-999 µg/m³; ±10 |
| Measurement Range (PM1.0) | 0-999 µg/m³; ±10 |
| Measurement Range (PM10) | 0-999 µg/m³; ±10 |
| Measurement Range (PM0.3) | 0-999 µg/m³; ±10 |
| Measurement Range (CO2) | 400-5000PPM; ±50PPM |
| tampilan | Layar TFT 2.8 inci |
| Konektipitas | Tuya Smart WiFi APP |
| Sasayogian tanaga | 2000mAh Li-Po Battery, DC5V Type-C Charging |
| Kahirupan batré | 5-7 hours (5h screen on, 7h screen off) |
| Diménsi | Kira-kira. 70 x 35 x 90 mm (P x L x T) |
| Beurat | Approx. 130g (MT15) / 121g (MT29) |
| Sertifikasi | CE, FCC, RoHS, pse, weee |
| Nyaeta Alat Smart | Sumuhun |

Figure 12: Measurement ranges and sensor details.

Figure 13: Device dimensions.
7. Tips pamaké
- Penempatan optimal: For accurate readings, place the monitor in a central location within the area you wish to monitor, away from direct drafts, heat sources, or open windows.
- Integrasi Aplikasi: Fully utilize the Tuya Smart APP for remote monitoring, historical data analysis, and setting up intelligent automation scenes to enhance your smart home experience.
- Ngecas Biasa: To ensure continuous monitoring, establish a routine for charging the device, especially if you rely on its portability.
- Kalibrasi Suhu: If you suspect temperature inaccuracies, use the manual calibration feature (press power button 7 times) but avoid calibrating while the device is charging.
- Ngartos Bacaan: Refer to the Environmental Pollution Index table (Figure 11) to interpret the significance of different parameter levels and their corresponding color warnings.

Figure 14: The monitor is suitable for various environments including offices, baby rooms, greenhouses, and cars.

Figure 15: Enjoy a healthier indoor environment with continuous monitoring.
8. Garansi jeung Rojongan
For any questions, technical support, or warranty claims, please contact the seller or manufacturer directly. Refer to your purchase documentation for specific contact information and warranty terms.
9. Video Produk Leuwihview
Tonton pidéo ieu kanggo kajelasan gancangview of the MT29 model's features and functionalities.
Video 1: MT29 Product Features and Smart Functions Demonstration.





