1. Introdução
The LIORQUE Digital Indoor Thermometer Hygrometer (Model YGH5254) is a compact device designed to accurately measure and display indoor temperature and humidity. It provides real-time readings and indicates comfort levels, helping you maintain an optimal indoor environment. This manual provides essential information for the proper setup, operation, and maintenance of your device.

Imagem 1: Frente view of the LIORQUE Digital Indoor Thermometer Hygrometer showing its display with current temperature and humidity.
2. Recursos do Produto
- Simultaneous display of temperature and humidity.
- Comfort level indicator (DRY, COMFORT, WET).
- Switchable temperature units: Celsius (℃) or Fahrenheit (℉).
- Records and displays maximum and minimum temperature and humidity values over the last 24 hours.
- Compact design for easy placement.
3. Configuração
3.1 Instalação da bateria
The device requires batteries for operation. Locate the battery compartment on the back of the unit.
- Abra a tampa do compartimento da bateria.
- Insira as pilhas necessárias, certificando-se da polaridade correta (+/-).
- Feche bem a tampa do compartimento da bateria.

Imagem 2: Traseira view of the device, highlighting the battery compartment for battery installation.
3.2 Posicionamento
Place the thermometer hygrometer in a central location within the room where you wish to monitor temperature and humidity. Avoid placing it near heat sources, direct sunlight, or areas with high airflow (e.g., near windows or air conditioning vents) to ensure accurate readings.
4. Instruções de operação
4.1 Inicialização
After battery installation, the device will automatically power on and display current temperature and humidity readings.
4.2 Temperature Unit Conversion (℃/℉)
To switch between Celsius (℃) and Fahrenheit (℉), locate the "℃/℉" button, usually on the back or side of the device. Press this button to toggle between the two units.

Imagem 3: Lateral view of the device, indicating button locations for unit conversion and other functions.
4.3 Registros Máx./Mín.
The device automatically records the highest (MAX) and lowest (MIN) temperature and humidity values over the last 24 hours. To view these records, press the "MAX/MIN" button. Pressing it repeatedly will cycle through current, maximum, and minimum values.

Image 4: Display showing the maximum and minimum recorded values for temperature and humidity.
4.4 Indicador de Nível de Conforto
The display features an icon that indicates the current comfort level based on temperature and humidity:
- SECO: Umidade abaixo de 30%.
- CONFORTO: Humidity between 30% and 60%, and temperature between 20℃ and 26℃ (68℉ and 79℉).
- MOLHADO: Humidity above 60%.

Image 5: Display showing the comfort level indicator icon.
5. Manutenção
5.1 Limpeza
Limpe o dispositivo com um pano macio e seco. Não utilize produtos de limpeza abrasivos nem mergulhe o dispositivo em água.
5.2 Substituição da bateria
When the display becomes dim or the device stops responding, replace the batteries. Follow the battery installation steps in Section 3.1.
5.3 Armazenamento
Se for guardar o dispositivo por um período prolongado, remova as pilhas para evitar vazamentos e danos.
6. Solução De Problemas
- Sem imagem ou imagem fraca:
- Verifique se as baterias estão instaladas corretamente.
- Substitua por pilhas novas.
- Leituras imprecisas:
- Ensure the device is not placed near heat sources, direct sunlight, or strong drafts.
- Deixe o dispositivo estabilizar por pelo menos 30 minutos após a colocação ou troca da bateria.
- Botões não respondem:
- Substitua as pilhas.
- Para efetuar uma reinicialização simples, remova e reinsira as pilhas.
7. Especificações
| Recurso | Detalhe |
|---|---|
| Número do modelo | YGH5254 |
| Fabricante | LIORQUE |
| Unidades de temperatura | ℃ / ℉ comutável |
| Indicador de conforto | SECO, CONFORTO, MOLHADO |
| Data da primeira disponibilidade | 31 de agosto de 2023 |
Note: Specific temperature and humidity ranges, and battery type, are not detailed in the provided product description. Please refer to the product packaging for complete specifications.
8. Garantia e Suporte
For warranty information and customer support, please refer to the documentation included with your product packaging or contact LIORQUE customer service directly. Contact details are typically available on the manufacturer's official website ou embalagem do produto.
Manufacturer: LIORQUE
Model: YGH5254





