1. Produk Lebihview
The Qingping Digital Bluetooth Thermometer Hygrometer is designed to provide accurate, real-time temperature and humidity readings for indoor environments. Featuring an E Ink display for clear visibility from various angles, this compact device offers multiple mounting options and long battery life. It can connect to the Qingping+ app for remote data access and historical data tracking.

Figure 1: Qingping Thermometer Hygrometer and its companion app interface.
2. Persediaan
2.1. Pemasangan Bateri
The device uses one CR2430 Lithium Metal button cell battery, which is included. To install or replace the battery:
- Cari penutup petak bateri di bahagian belakang peranti.
- Twist the cover counter-clockwise to open it.
- Masukkan bateri CR2430 dengan sisi positif (+) menghadap ke atas.
- Pasang semula penutup dan putar mengikut arah jam untuk memastikannya kukuh.

Figure 2: Battery compartment showing the CR2430 battery.
2.2. Pilihan Pemasangan
The Qingping Thermometer Hygrometer offers versatile placement options:
- Peletakan Desktop: Open the back cover to an angle of 90 degrees to the body. This allows the device to stand upright on a flat surface.
- Pemasangan Dinding: Use the supplied wall sticker. Attach the sticker to a clean, dry wall surface, then attach the monitor to the sticker. The monitor has built-in magnets, and the wall sticker contains an iron plate for secure attachment.
- Lampiran Magnetik: The device has built-in magnets, allowing it to be directly attached to iron surfaces, such as a refrigerator door.

Figure 3: Desktop and Wall mounting configurations.
3. Arahan Operasi
3.1. E Ink Display
The E Ink display provides clear, paper-like readings of temperature and humidity. It offers ultra-wide viewing angles and high contrast for easy readability from various positions in a room.

Figure 4: Features of the E Ink display.
3.2. Unit Suhu Bertukar
To switch between Fahrenheit (°F) and Celsius (°C), press the button located on the back of the product.
3.3. App Connection and Remote Monitoring (Qingping+ App)
To access temperature and humidity data remotely, download the Qingping+ app from the Google Play Store or Apple App Store. A Qingping Bluetooth Gateway (sold separately) is required for remote access functionality.

Figure 5: Remote monitoring via the Qingping+ app.
3.4. Historical Data Recording
The device tracks and saves data for up to 30 days. This historical data can be viewed as graphical statistics within the Qingping+ app and can also be exported in CSV format if needed.

Figure 6: Historical data viewable in the Qingping+ app.
4. Penyelenggaraan
4.1. Hayat Bateri dan Penggantian
The device features low power consumption, providing approximately 10 months of battery life in normal indoor environments. When the battery is low, a battery icon will appear on the display. Refer to Section 2.1 for battery replacement instructions.
4.2. Penjagaan dan Pembersihan
Untuk memastikan bacaan yang tepat dan memanjangkan jangka hayat peranti:
- Lap peranti dengan kain lembut dan kering. Jangan gunakan pembersih yang melelas atau rendam peranti di dalam air.
- Avoid placing the product in environments with humidity consistently higher than 90% for long-term use, as this may affect performance.
- Jangan sekat lubang bolong di bahagian bawah produk.
5. Penyelesaian masalah
- Bacaan Tidak Tepat:
- Ensure the device is placed in a stable environment, away from direct sunlight, drafts, or heat sources.
- Allow approximately 15 minutes for the readings to stabilize after initial setup or significant environmental changes.
- Verify the vent hole on the bottom of the product is not blocked.
- Display Issues (e.g., "188" displayed):
- This indicates a factory reset or an error. Press and hold the button on the back of the product until the screen displays "188", then release. Wait for the product to return to correct temperature and humidity readings.
- No Data in App / Connection Issues:
- Pastikan Bluetooth didayakan pada telefon pintar anda dan peranti berada dalam julat.
- For remote access, confirm that a Qingping Bluetooth Gateway is properly set up and connected.
- Check the battery level of the device.
- Restart the Qingping+ app and/or your smartphone.
6. Spesifikasi
| Ciri | Perincian |
|---|---|
| Nombor Model | wdl-1157 |
| Dimensi | 2.91 x 0.63 x 2.91 inci |
| Berat badan | 3.53 auns |
| Julat Suhu | 32 ~ 122°F (0 ~ 50°C) |
| Julat Kelembapan | 0% ~ 99.9%RH (under no condensation circumstances) |
| Ketepatan Suhu | 0.1° |
| Jenis Bateri | 1 x CR2430 Logam Litium (termasuk) |
| Hayat Bateri | Approx. 10 months (in normal indoor environments) |
| Ketersambungan | Bluetooth Tenaga Rendah |
| Penyimpanan Data | Up to 30 days (viewable in Qingping+ app) |

Figure 7: High accuracy sensor from Sensirion.
7. Waranti dan Sokongan
For warranty information and technical support, please refer to the documentation included with your product packaging or visit the official Qingping webtapak. Simpan resit pembelian anda untuk tuntutan waranti.
For further assistance, you may also contact Qingping customer service through their official channels.