Intelligent Starry Sky Effect Projection Lamp PCBA
1. Product Introduction
The Intelligent Starry Sky Effect Projection Lamp PCBA (Printed Circuit Board Assembly) is the core control component that empowers starry sky projection lamps with intelligent and vivid performance. It integrates advanced electronic components, including microcontrollers, LED drivers, sensor modules, and wireless communication chips, to achieve stable, high-quality starry sky projection effects.
This PCBA supports multiple intelligent functions, such as brightness adjustment, color temperature switching, dynamic scene simulation (e.g., twinkling stars, flowing nebulae), and remote control via Bluetooth or Wi-Fi. It is designed with low power consumption in mind, ensuring long-term operation of the projection lamp while maintaining energy efficiency. Additionally, it features strong compatibility, adapting to various types of LED light sources and lamp shell structures, making it a versatile solution for manufacturers of starry sky projection lamps.

2. Specifications
|
Specification Item |
Details |
|
PCB Size |
Customizable (common sizes: 50mm×70mm, 60mm×80mm) |
|
Working Voltage |
DC 5V - 12V |
|
Working Current |
0.3A - 1.2A (varies with load) |
|
Projection Mode Support |
Static starry sky, dynamic twinkling, nebula flow, color cycling |
|
Brightness Adjustment Range |
10% - 100% (stepless dimming) |
|
Color Temperature Range |
2700K (warm white) - 6500K (cool white) |
|
Control Interface |
Bluetooth 5.0, Wi-Fi (802.11 b/g/n), touch control (optional) |
|
Sensor Support |
Light sensor (for automatic brightness adjustment), motion sensor (optional) |
|
Working Temperature |
-10℃ - 60℃ |
|
Storage Temperature |
-20℃ - 85℃ |
|
Certification |
CE, RoHS, FCC |

3. Application Scenarios
3.1 Home Decoration
It is widely used in home starry sky projection lamps, suitable for bedrooms, children's rooms, and living rooms. By connecting to smartphones via Bluetooth/Wi-Fi, users can easily adjust the projection effect to create a cozy, romantic, or dreamy atmosphere, helping to relax the body and mind or lull children to sleep.
3.2 Commercial Venues
In commercial spaces such as hotels, cafes, bars, and shopping malls, the PCBA-powered projection lamps can be used to decorate lobbies, private rooms, or event areas. The dynamic starry sky and nebula effects enhance the ambiance, attract customers, and improve the overall customer experience.
3.3 Entertainment Industry
It is applicable to entertainment venues like KTV rooms, cinemas, and game halls. The vivid starry sky projection adds a sense of immersion to the entertainment environment, making users feel as if they are in a real starry night, thus enhancing the entertainment enjoyment.
3.4 Gift Market
Starry sky projection lamps equipped with this PCBA are popular in the gift market. With their intelligent functions and beautiful appearance, they serve as ideal gifts for festivals (e.g., Christmas, Valentine's Day) or special occasions (e.g., birthdays, anniversaries).


4. Company Introduction
We are a professional R&D and manufacturing enterprise focusing on electronic components and PCBA solutions, with years of experience in the field of intelligent lighting and projection technology. Our company has a team of highly skilled engineers and technicians who are dedicated to developing innovative, high-performance PCBA products to meet the diverse needs of customers.
We adhere to strict quality control standards throughout the production process, from raw material procurement to product assembly and testing. Our production workshop is equipped with advanced SMT (Surface Mount Technology) equipment and testing instruments, ensuring that each PCBA product meets the highest quality requirements. We have obtained CE, RoHS, FCC, and other international certifications, and our products are sold to global markets, including Europe, North America, Asia, and Australia.
In addition to providing standard PCBA products, we also offer customized services according to customers' specific requirements, such as adjusting PCB size, adding special functions, and optimizing performance. Our customer service team provides timely and professional technical support and after-sales service, ensuring that customers receive comprehensive assistance throughout the cooperation process.

5. FAQ (Frequently Asked Questions)
Q1: Is this PCBA compatible with all types of starry sky projection lamp shells?
A1: The PCBA has a flexible design and can be customized in terms of size and interface to adapt to most common starry sky projection lamp shell structures. Before cooperation, we will communicate with you in detail about the shell parameters to ensure perfect compatibility.
Q2: How to connect the PCBA to a smartphone for remote control?
A2: For Bluetooth connection, you only need to turn on the Bluetooth of the projection lamp and your smartphone, search for the PCBA's Bluetooth name in the dedicated APP (provided by us) and pair them. For Wi-Fi connection, after connecting the PCBA to the home Wi-Fi network via the APP, you can realize remote control even when you are not at home.
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