We focus on the R & D and manufacturing of cob ceiling light, uv light emitter, led dioda 10w and to establish a solid customer relationship with high-quality service, to win a solid market position through the use of unique product system. After several years of development and accumulation, our company has fully implemented institutionalized and standardized management. In terms of resource development, energy conservation and environmental protection, we have taken a sustainable development path. We strive to provide customers with high-quality products at preferential prices, minimize user costs, and satisfy customers with our fast and thoughtful pre-sales and after-sales services. On the basis of theoretical research, our company has come to the principles of establishing the organizational change management team and the procedures of organizational change management in the process of creating market driven organizations.
Product Specs
Product No: 1W 3W High power LEDs
Current: 1W: 300-350mA 3W: 600-700mA
Voltage: Red, Orange, DC2.4-2.6V, other is DC3.2-3.6V
Average Life: More than 50000 hours
Feature:
1. super high brightness, low degradation.
2. Certification: CE, RoHS, worthy of your purchase and trust.
3. with excellent quality brand LED chip, longer working life.
4. 100% Enough Power.
4. Royal Blue, Deep Red, Pink Full Spectrum: it is suit for Plant Grow.
5. White Full Spectrum: it is suit for Aqurium Lighting.
6. 1W 4pin 6pin RGB, it is use 3 x 1W (30mil chip) , 350mA
7. 3W 4pin 6pin RGB, it is use 3 x 3W (42mil chip) , 500-700mA
Product Name | 3W Royal Blue Power LED for Aquarium | Product Model | GP-3WRB-P45 |
Power Dissipation | 3W | Light Color | ROYAL BLUE |
Forward Voltage | 3-3.4V | Viewing Angle | 120° |
Forward Current | 700mA | Operating Temperature | -40~+60 ℃ |
Luminous Flux | 40-60LM | Storage Temperature | -40~+85 ℃ |
Wavelength | 450-455nm | Soldering Temperature | 200℃ |


Widely used in Traffic lighting, Landscape lighting, advertising lighting, Indoor Lighting, Special lighting..


Shenzhen Guangmai Electronics Co., Ltd (also known as GMKJ LED, established in 2009), headquartered in Shenhzen, is one of China's leading LED packaging manufacturer with rich experience in LED Lighting industry. GMKJ LED, with strong R & D development and manufacturing integrated in-house, is a professional and dynamic manufacturer specializing in COB LED 2-400W, Power LEDs 1-100W, SMD LEDs, Color LEDs 275-940nm etc, which are widely applied to general lighting, horticulture, studio lighting, landscape & architectural lighting and stage lighting.

We Now Become Top 10 LED in Shenzhen, Top 100 Manufacture in China.
We Offer 3 Years Warranty for All of Our Products. You can Rely On Us About The Quality
Shipping & FAQ
Shipping Options:
1. By Express: such as DHL, UPS, TNT, FEDEX etc. The dispatch time is about 10-15 days.
2. Air Freight: when your order more than 100kgs which will be more economical than express.
3. Sea Freight: we will update sea freight once we know your sea port where goods will be delivered.
4. Agent designated by client: please tell us the contact detail of your shipping agent and we will arrange to deliver the items.

Q: What’s your product range?
A:Our main products include:
·COB LED 2-400W
·Compact SMD LED 0.06W-5W
·Integrated Flip Chip LED Module 3-500W
·Power LED 1-5W
·R.G.B LED or RGB/RGBW LED 1-100W
Q: What about the lead time?
A:It depends on the order quantity. In general, lead time is about 5-7 working days. For samples, the delivery could be as fast as
same day.
Q: Would you offer free samples?
A:Yes, We would offer free samples for P02 LED (1W high power LED, 6 pins 3W RGB LED), 3030 SMD LED, 5050 SMD LED, 3535 RGB LED, 3535 RGBW LED, as well as many more other models.
Q:Are you manufacturer or trade company?
A:In worldwide market, GMKJ is well know as an experienced and professional LED manufacturer.
Question . Can I have a sample order of the led?
A: Yes, we welcome sample order to test. Mixed samples are acceptable.
Our excellent Newest Dimmable Programmable Aquarium Fish Tank Lighting/No Fan Aquarium Lighting quality and timely service for the enterprise has won a good reputation. We are well aware of the need for continuous improvement and excellence to respect and safeguard the interests of users to the maximum extent. All employees of the company carry forward the spirit of 'self-reliance, hard work, realistic innovation, create first and strive for excellence', so that the enterprise continues to develop and grow. The products sell well all over the country, covering a wide range, and some products are also sold abroad.
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