1. 제품 오버view
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. 설정
2.1. 배터리 설치
The device uses one CR2430 Lithium Metal button cell battery, which is included. To install or replace the battery:
- 장치 뒷면에서 배터리 덮개를 찾으세요.
- 덮개를 시계 반대 방향으로 돌려서 엽니다.
- CR2430 배터리의 양극(+)이 위를 향하도록 삽입하세요.
- 덮개를 다시 씌우고 시계 방향으로 돌려 고정하십시오.

Figure 2: Battery compartment showing the CR2430 battery.
2.2. 장착 옵션
The Qingping Thermometer Hygrometer offers versatile placement options:
- 데스크탑 배치: Open the back cover to an angle of 90 degrees to the body. This allows the device to stand upright on a flat surface.
- 벽면 장착: 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.
- 자석 부착: 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. 사용 설명서
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. 온도 단위 전환
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.

그림 6: 과거 데이터 viewable in the Qingping+ app.
4. 유지관리
4.1. 배터리 수명 및 교체
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. 관리 및 청소
To ensure accurate readings and prolong the device's lifespan:
- 부드럽고 마른 천으로 기기를 닦으세요. 연마성 세제를 사용하거나 기기를 물에 담그지 마세요.
- Avoid placing the product in environments with humidity consistently higher than 90% for long-term use, as this may affect performance.
- 제품 밑면의 통풍구를 막지 마세요.
5. 문제 해결
- 부정확한 판독:
- 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:
- 스마트폰에서 Bluetooth가 활성화되어 있고 기기가 범위 내에 있는지 확인하세요.
- 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. 사양
| 특징 | 세부 사항 |
|---|---|
| 모델 번호 | wdl-1157 |
| 치수 | 2.91 x 0.63 x 2.91 인치 |
| 무게 | 3.53 온스 |
| 온도 범위 | 32 ~ 122°F (0 ~ 50°C) |
| 습도 범위 | 0% ~ 99.9%RH (under no condensation circumstances) |
| 온도 정확도 | 0.1° |
| 배터리 유형 | 1 x CR2430 리튬 금속(포함) |
| 배터리 수명 | Approx. 10 months (in normal indoor environments) |
| 연결성 | 블루투스 저에너지 |
| 데이터 저장 | Up to 30 days (viewable in Qingping+ app) |

Figure 7: High accuracy sensor from Sensirion.
7. 보증 및 지원
For warranty information and technical support, please refer to the documentation included with your product packaging or visit the official Qingping web대지. 보증 청구를 위해 구매 영수증을 보관하십시오.
For further assistance, you may also contact Qingping customer service through their official channels.





