Description
The hours after dark are the ones people try hardest to make feel like something. A lamp switches a room on. The Nebula does something different: it gives the ceiling a sky, and the room a reason to stay in it. Two functions share one compact ABS body, an ambient night light for the everyday and a galaxy projector for the evenings that deserve more.
A 4K-class optical engine spreads stars and nebula cloud across walls and ceiling at a scale that reads as depth rather than decoration. The LED source is rated for continuous evening use, drawing 4.5V from USB, so it runs from a power bank, a laptop port or a wall adapter without a dedicated supply. Certification covers CE, EMC, FCC and RoHS, which matters more than it sounds for a device that sits beside a bed every night.
Control is deliberately plain. Colour and rotation are adjusted without an app, without pairing, without a manual. That decision is why it survives daily use in a child's room, where a phone-based interface would be handed over and never returned to. The projection angle adjusts by hand, so the pattern can land on a sloped attic ceiling as easily as a flat one.
It reads as a gift, and it is bought as one: birthdays, dorm rooms, first apartments, the spare room that needs a reason to be used. It also reads as a tool for anyone who works late and wants the room to change when the laptop closes.
Light does not fill a room. It changes what the room is for.
Key Features
- ✦ Two modes in one body: galaxy projection and ambient night light
- ✦ 4K-class optical engine renders stars and nebula with genuine depth
- ✦ LED source rated for continuous evening operation
- ✦ USB 4.5V input runs from power bank, laptop or adapter
- ✦ Manual colour and rotation control, no app pairing required
- ✦ Adjustable projection angle suits flat and sloped ceilings
- ✦ Certified to CE, EMC, FCC and RoHS standards
Technical Specifications
- Model: BL-USB04
- Body material: ABS
- Light source: LED
- Nominal voltage: 4.5V via USB
- Luminous flux: 60 to 249 lm
- Projection type: Galaxy and star field
- Control: Manual colour and rotation
- Certification: CE, EMC, FCC, RoHS
- Shape: Round, adjustable angle
- Battery: Not included, USB powered
Where It Belongs
Bedrooms where the ceiling is the largest unused surface. Children's rooms that need a wind-down light rather than a full lamp. Dorm rooms and first apartments where furniture is fixed but atmosphere is free. Small studios used for filming, where a projected background costs nothing to change. And guest rooms that benefit from looking intentional rather than spare.
Frequently Asked Questions
Q: Does the projector need a phone or an app to change colours?
A: No. Colour and rotation are controlled directly on the unit, so it works the moment it is plugged in and keeps working if the app ecosystem moves on.
Q: Can it run all night?
A: The LED source is rated for continuous evening use and draws very little at 4.5V. Most people run it until sleep and switch it off at the wall or leave it on the low ambient setting.
Q: Will it project clearly on a sloped ceiling?
A: The projection head adjusts by hand, so the pattern can be aimed up a sloped attic ceiling instead of washing out at the ridge.
Q: What does it need for power?
A: Any USB source: a wall adapter, a power bank, or a laptop port. There is no internal battery, which keeps the body light and cool.
Q: Is it bright enough to read by?
A: It is an ambient and projection light, not a task light. Luminous flux sits between 60 and 249 lm, which is right for atmosphere and too low for reading.
Q: How large an area does it cover?
A: At typical bedroom ceiling heights it fills the visible ceiling and upper walls. In larger rooms the pattern reads best when aimed at a single wall rather than spread across the whole volume.
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