Dohoii CH186
Dohoii Star Projector Galaxy Night Light User Manual
Model: CH186
1. Introducció
The Dohoii Star Projector Galaxy Night Light is a versatile device designed to create a soothing and engaging environment. It combines a star projector, ocean wave light, Bluetooth speaker, and white noise machine into one compact unit. This manual provides detailed instructions for the safe and effective operation of your Dohoii Star Projector.
2. Informació de seguretat
- No desmunteu ni intenteu reparar el dispositiu vosaltres mateixos. Envieu totes les tasques de manteniment a personal qualificat.
- Mantingueu el dispositiu allunyat de l'aigua i la humitat. No l'utilitzeu en ambients humits.
- Avoid direct eye exposure to the projection light.
- Assegureu-vos que el dispositiu estigui col·locat sobre una superfície estable i plana per evitar caigudes accidentals.
- Utilitzeu només el cable USB proporcionat per carregar.
- Keep out of reach of small children when not in use, especially the remote control.
3. Contingut del paquet
En desempaquetar, comproveu que hi hagi tots els elements que s'enumeren a continuació:
- Dohoii Star Projector Galaxy Night Light Unit
- Control remot
- Cable de càrrega USB
- Corretja de mànec
- Manual d'usuari (aquest document)

Image: Contents of the Dohoii Star Projector package, showing the main unit, remote control, and charging cable.
4. Producte acabatview
The Dohoii Star Projector features a unique design with dual projection lenses and an interactive display. It is equipped with various controls for easy operation.

Image: The Dohoii Star Projector in a bedroom setting, illustrating its dual projection capabilities for stars and ocean waves.
4.1 Característiques clau
- Dual Projection Lenses: Projects both ocean waves (10 colors) and vivid stars (4 modes).
- Altaveu Bluetooth: Connect your device to play music or bedtime stories.
- Màquina de soroll blanc: Includes 5 white noise sounds (cicadas singing, water-flowing, sea-waving, birds chirping, rain dropping), 5 lullabies, and 5 piano pieces.
- Comandament a distància: Full control over lighting effects, music, volume, and timer settings.
- Adjustable Brightness & Volume: Customize the intensity of light and sound.
- Funció de temporitzador: Set auto-off timers for 0.5, 1, or 2 hours.
- Disseny portàtil: Features a handle strap for easy carrying.
- Indicacions de veu: Live recorded voice prompts for interactive experience.

Imatge: Detallada view of the projector's controls and the remote control layout.
5. Configuració
5.1 Càrrega del dispositiu
- Connect the provided USB charging cable to the charging port on the back of the projector.
- Connecteu l'altre extrem del cable USB a un adaptador de corrent USB compatible (no inclòs) o a un port USB de l'ordinador.
- The indicator light will show charging status. Charge fully before first use.
5.2 Attaching the Handle Strap
- Locate the two attachment points on either side of the projector unit.
- Thread each end of the handle strap through the respective attachment points until securely fastened.

Image: The projector with its handle attached, highlighting its multi-functionality.
6. Instruccions de funcionament
6.1 Encès/Apagat
- Premeu el botó Poder button on the unit or remote control to turn the projector on or off.
- The device will announce its mode upon powering on.
6.2 Projection Modes
The projector offers two distinct projection effects: Ocean Wave Light and Starry Sky Light.
- Premeu el botó Ocean Wave Light button on the remote to cycle through 10 different color combinations for the ocean wave effect.
- Premeu el botó Starry Sky Light button on the remote to switch between 4 star lighting modes.
- Both projection effects can be used simultaneously or independently.

Imatge: Examples of the 10 ocean wave light effects and 4 star lighting modes.
6.3 Music and Sound Features
6.3.1 Altaveu Bluetooth
- To activate Bluetooth mode, press the Bluetooth button on the remote. The device will announce "Bluetooth mode".
- On your mobile device, search for "CH186" in the Bluetooth settings and connect.
- Once connected, you can play your preferred music or audio through the projector's speaker.
6.3.2 White Noise & Lullabies
- The projector comes pre-loaded with 5 white noise sounds (cicadas singing, water-flowing, sea-waving, birds chirping, rain dropping), 5 lullabies, and 5 piano pieces.
- Use the dedicated buttons on the remote control to select and play these sounds.


Image: Icons indicating Bluetooth speaker and white noise features.
6.4 Adjusting Brightness and Volume
- Utilitza el Ajust de brillantor buttons on the remote control to increase or decrease the light intensity (10%, 30%, 60%, 80%, 100%).
- Utilitza el Pujar/Bajar el volum buttons on the remote control to adjust the audio volume.

Image: Visual representation of adjustable brightness and volume controls.
6.5 Funció de temporitzador
- The projector features an auto-off timer. Press the Temporitzador buttons on the remote control to set the device to automatically turn off after 0.5 hours, 1 hour, or 2 hours.
- This feature is ideal for bedtime use, allowing the device to turn off after your child falls asleep.

Image: Icon indicating the auto-off timer feature.
7. Manteniment
- Clean the projector's surface with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Keep the projection lenses clean to ensure clear and vibrant projections. Gently wipe with a microfiber cloth if needed.
- Guardeu el dispositiu en un lloc fresc i sec quan no l'utilitzeu.
8. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El dispositiu no s'encén. | Low battery or power connection issue. | Ensure the device is fully charged or connected to a power source. Check USB cable connection. |
| No projection light. | Projection mode not activated or brightness too low. | Press the Ocean Wave Light or Starry Sky Light buttons. Increase brightness using the remote. |
| La connexió Bluetooth falla. | Device not in Bluetooth mode or too far from paired device. | Ensure the projector is in Bluetooth mode. Move your mobile device closer to the projector (within 10 meters). Restart both devices. |
| No hi ha so de l'altaveu. | Volume too low or device not connected via Bluetooth. | Increase volume using the remote. Ensure Bluetooth is connected or a sound mode (white noise/lullaby) is selected. |
9. Especificacions
| Atribut | Detall |
|---|---|
| Marca | Dohoii |
| Número de model | CH186 |
| Dimensions del producte | 5.2 "P x 7.48" W x 4.2" H |
| Pes de l'article | 0.86 quilograms (1.9 lliures) |
| Font d'alimentació | Funciona amb bateria (necessita 1 bateria de ions de liti) |
| Tipus de font de llum | LED |
| Wattage | 1.5 watts |
| Voltage | 3.7 volts (CC) |
| Tecnologia de connectivitat | Bluetooth, USB |
| Tipus de control | Push Button, Remote Control, Voice |
| Material | Plàstic |
| Color | Rosa |
| Certificacions | Certificació FCC, RoHS i CE |
10. Garantia i Suport
Dohoii products are manufactured to the highest quality standards. For warranty information, technical support, or any inquiries regarding your Dohoii Star Projector, please contact Dohoii customer service through the retailer's platform or visit the official Dohoii brand store.
Dohoii Brand Store: Visit Dohoii Store on Amazon