1. Informações importantes de segurança
Please read all instructions carefully before using the diffuser. Keep this manual for future reference.
- Evite o contato direto da pele com óleos essenciais não diluídos.
- Mantenha fora do alcance de crianças e animais de estimação.
- Garanta uma ventilação adequada durante o uso.
- Não mergulhe o difusor em água ou qualquer outro líquido.
- Use only pure essential oils. Do not use viscous oils, chemical water-soluble fragrances, or perfumes.
2. Conteúdo da embalagem
Verifique se todos os itens estão presentes na embalagem:
- 1 x Lecdura Waterless Essential Oil Diffuser
- 1 x cabo de carregamento tipo C
- 1 x Manual do Produto (este documento)
- Warm Tips Card
- Bolsa de armazenamento
Note: Essential oil is NOT included in the package.

Figure 2.1: Contents included in the Lecdura Waterless Essential Oil Diffuser package.
3. Produto acabadoview
The Lecdura Waterless Essential Oil Diffuser utilizes advanced Cold Air Diffusion Technology to disperse essential oils without heat or water. This design ensures a clean, mess-free aromatherapy experience, maximizing the therapeutic benefits of essential oils.

Figure 3.1: Lecdura Waterless Essential Oil Diffuser in operation.

Figure 3.2: Key features of the Lecdura Waterless Essential Oil Diffuser.
4. Instruções de configuração
Follow these steps to set up your Lecdura Waterless Essential Oil Diffuser:
- Remova a capa: Gently remove the top cover of the diffuser.
- Proteja a capa: Place the removed cover onto the cover holder located at the bottom of the nebulizing diffuser.
- Prepare Essential Oil Bottle: Select a pure essential oil bottle (5ml to 50ml) with a DIN18mm threaded neck. Do not remove the dropper plug from the essential oil bottle.
- Insert Essential Oil Bottle: Turn the diffuser upside down. Carefully insert the essential oil bottle into the bottle screw-thread. Turn clockwise to tighten until secure.
- Place Diffuser: Return the diffuser to an upright position on a flat, stable surface.

Figure 4.1: Visual guide for diffuser setup and initial use.
5. Instruções de operação
The diffuser features a single button for control.
- Ligar/desligar: Long press the button for 3 seconds to turn the diffuser ON or OFF.
- Switch Mist Modes: Once powered on, quick press the button (1 second) to cycle through the three intermittent mist modes.
Intermittent Mist Cycle Modes:
The diffuser operates with intermittent mist cycles only and does not support continuous misting. This design helps conserve essential oils.
| Modo | Mist Duration | Duração da pausa | Duração do ciclo | Tempo de operação | Tempo de espera |
|---|---|---|---|---|---|
| Alto | 60 segundos | 1 minuto | 1 minuto | 2 horas | 22 horas |
| Médio | 40 segundos | 3 minutos | 3 minutos | 8 horas | 16 horas |
| Baixo | 20 segundos | 5 minutos | 5 minutos | 8 horas | 16 horas |
Each cycle repeats until the operating time is complete, after which the diffuser enters standby mode. Turning the machine off and on, or changing the intensity, will reset the current cycle.

Figure 5.1: Detailed breakdown of the three intermittent mist cycle modes.
6. Bateria e carregamento
The Lecdura diffuser is equipped with a built-in 2000mAh Lithium-Ion rechargeable battery, offering portability and convenience.
- Duração da bateria: Provides up to 7 days of operation on a full charge when used in low intensity mode.
- Tempo de carregamento: A full charge takes approximately 3 hours using the provided USB-C cable.
- Indicador de carga: (Information not provided in source, general instruction) The indicator light will typically show red during charging and turn off or change color when fully charged.
- Fonte de energia: Can be charged via USB-C from a computer, wall adapter, power bank, or car charger.

Figure 6.1: Battery specifications and charging features.
7. Essential Oil Compatibility
The diffuser is designed for use with specific types of essential oils and bottles.
- Compatibilidade da garrafa: Adapts to DIN18mm threaded essential oil bottles ranging from 5ml to 50ml.
- Tipo de óleo: Compatible with blended single-note essential oils, oil-base single-note essential oils, and oil-base botanical essential oils.
- Incompatible Oils: Do NOT use with perfume/alcohol reed diffuser oils, viscous essential oils, low-quality essential oils, or chemical water-soluble fragrances. Using incompatible oils may damage the diffuser or affect its performance.

Figure 7.1: Essential oil bottle and type compatibility.
8. Manutenção
A limpeza regular garante o desempenho ideal e a longevidade do seu difusor.
- Limpeza geral: Limpe a parte externa do difusor com um pano macio e seco.amp pano. Não utilize produtos de limpeza abrasivos nem mergulhe a unidade em água.
- Limpeza do bico: If you notice reduced mist output or clogging, gently clean the mist outlet (nozzle) with a cotton swab lightly dampened with rubbing alcohol. Ensure the diffuser is turned off and disconnected from power before cleaning. Allow to air dry completely before next use.
- Substituição do frasco de óleo: When changing essential oils or if the bottle is empty, unscrew the bottle carefully, clean any residue from the diffuser's threading, and attach a new bottle.
9. Solução De Problemas
If you encounter issues with your diffuser, refer to the following common problems and solutions:
| Problema | Possível causa | Solução |
|---|---|---|
| O difusor não liga. | A bateria está esgotada. | Charge the diffuser using the USB-C cable for at least 3 hours. |
| No mist or very weak mist. | Essential oil bottle is empty or low. | Replace the essential oil bottle. |
| No mist or very weak mist. | O bocal está entupido. | Clean the mist outlet (nozzle) with a cotton swab dampregado com álcool isopropílico. |
| No mist or very weak mist. | Essential oil bottle not securely attached. | Ensure the essential oil bottle is screwed in tightly and correctly. |
| Diffuser makes unusual noise. | Diffuser is not on a flat surface. | Coloque o difusor sobre uma superfície plana e estável. |
| Diffuser stops working unexpectedly. | Operating cycle completed. | The diffuser is designed with intermittent cycles and will enter standby after its operating time. Turn it off and on again to restart a new cycle if desired. |
10. Especificações
| Recurso | Detalhe |
|---|---|
| Marca | Lecdura |
| Nome do modelo | DN-850 |
| Cor | Branco |
| Material | Polipropileno (PP) |
| Fonte de energia | Alimentado por bateria |
| Tipo de Bateria | 1 íon de lítio (incluído) |
| Capacidade da bateria | 2000mAh |
| Porta de carregamento | USB-C |
| Dimensões do produto | 4.2"C x 2.2"L x 2.2"A |
| Peso do item | 10.5 onças |
| Área de cobertura | 160 a 400 pés quadrados |
| O quetage | 1.3 watts |
| Nível de ruído | Menos de 28dB |
| Características especiais | 3 Intermittent Mist Cycle Modes, Cycle Start, Long-Lasting & Portable, Waterless Diffusion |
| Desligamento automático | No (operates on timed cycles) |
11. Garantia e Suporte
Lecdura is committed to providing quality products and customer satisfaction. While specific warranty details are not provided in this manual, please retain your proof of purchase.
For product support, troubleshooting assistance, or warranty inquiries, please contact Lecdura customer service through the retailer where you purchased the product or visit the official Lecdura store online.
We value your feedback and are here to help with any questions or concerns you may have regarding your Lecdura Waterless Essential Oil Diffuser.




