The neopixel 3535, led 5050 5630, Brightest Smd Led 5050 of our company have always been famous all around the world for their variety, new styles, high quality and good credit. Looking back on yesterday's glory, we are not arrogant and impetuous. We have established a more mature market-oriented operation mechanism by innovating our business model. We are confident that it would be a wise choice to be our cooperation partner, since we will try our best to maximize your benefits.
SMD 5050 led lumens
●Base Material : EMC + Pure Copper
●Use high bin Sanan chip or Bridgelux chip
●Only use pure gold wire with high strength
●Max Lumen efficiency reach 240lm/w @0.5w
●Various voltage like 3v,12v,24v available.
●Economy high efficiency LED for government street light.
●LM-80 test report available.

Product Specification
Electrical/Optical Characteristics--White (At TA=25°C)
Parameter | Symbol | Conditions | Min | Avg. | Max | Units |
Forward Voltage | VF | IF=80mA | 11 | -- | 12 | V |
Thermal Resistance Junction To Board | RΘJ-B | IF=80mA | -- | 8 | -- | °C/W |
Luminous Flux | Φv | IF=80mA | 200 | 220 | lm | |
Color Temperature | CCT | IF=80mA | 3000 | 3200 | K | |
CRI | Ra | IF=80mA | 80 | -- | -- | -- |
Temperature Coefficient of Forward Voltage | ∆VF/∆T | IF=80mA | −− | -2 | −− | mV/°C |
Reverse Current | IR | VR=24V | −− | −− | 10 | μ A |
Viewing Angle [1] | 2Θ1/2 | IF=80mA | −− | 120 | −− | Deg |
Packing Method
Normal packing Quantity: 1000pcs/reel in vacuum bag.

Shipping Method
Delivery time:
Order Qty<500.000pcs, 3-7 workdays.
Order Qty>500.000pcs, 7-12 workdays.
Order Qty>2000.000pcs,12-20 workdays.

Some notices about shipping:
(1) China Post mail delivery time is around 15-22 days (some need around 30 days), please kindly be a little patient while waiting for your parcels.
(2) You also consider other Express (UPS, DHL, FedEx, TNT or EMS) 2 to 8 days delivered.
(3) Please contact us at once if there are any aberrant mails.
(4) Please do send us your suggestions as you know something better than us. We would appreciate your good ideas.
(5) If you bid our China Post free shipping items, we ONLY transport via China POST. We would perform our duties same as what we have agreed.
(6) We are not responsible for any custom duty or import tax.
FAQ
Q: What’s the highest efficiency of your smd led.
A: For SMD5050 LED, highest efficiency is 220lm/w.
For SMD3030 LED, the highest efficiency is 200lm/w .
For SMD2835 LED, the highest efficiency is 195lm/w
Q: If there is LED failure, how can you support?
A:Customers provide pictures of the failed products or the samples rejected, the engineer will analyze the failure and find out
the reasons. If the failure was caused by the product quality, we will compensate with qualified replacement!
Q: Would you offer free samples?
A:Yes, for SMD LED, we can offer free sample 10-50pcs for testing purpose.
For high power led, we can offer 1-10pcs free sample for testing.
For COB LEDs, we can offer 1-5pcs free sample for testing purpose.
In general, the free sample value we offer is around 5-10USD.
If u need more qty,pls contact with us for further discussion.
Q: How long is your delivery time ? can we ship goods by our own logistic forwarder.
A: Normally our delivery time is around 5 workdays to 12 workdays depends on order volume, yes, client can use their own freight forwarder. You can order based on FOB ,EXW or CIF terms.
Q: what’s your mainly market ? which product is the most hot sale in your company.
A: Right now we have around 60% domestic business in Mainland China.other 40% of oversea business is mainly from Countries like USA, France. Russia, Poland, Argentina. India Turkey and some other middle east countries.
Currently the hot sale product are high efficiency SMD led, such as SMD5050 LED, SMD3030 LED, and SMD3535 LED in White color and other colors such as uv, ir, rgb.
Besides of this ,cob led form 10-100watt is also very welcome by our old clients.
Material&Equipment Supplier

Company Introduction
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.
Most of our led products are LM-80 tested and approved, also with RoHS EN62471/IEC62471 etc). We have been granted for more than 100 patents both in design and technology areas. With excellent quality, diversity and reliable performance, reasonable price, and satisfactory after-sales service, all of our products comply with international quality standards and are greatly welcomed in a variety of different markets throughout the world.
GM Company Service
1. 3-4 Years quality guarantee for high power cool white led chip
2. unconditional return back if unsatisfied with quality.
3. Provide lowest cost for goods' shippments.
4. Provide customized color temperature and CRI if needed.
5. Provide full data sheet and test report for every order every item.
6. Provide CE,SGS,Rohs,UL,ISO9001 ,LM-80 CERTIFICATE.
7. Provide enough market and prices info for other accessories for your lamp manufacturers.
8. Provide PCB desgin and 1watt LED soldering and other OEM severices if suctomers need.
9. Provide VIP SPECIAL discounts for big orders and long-term cooperation customers.
We continue to improve the comprehensive quality of products and their own commercial competitiveness, so that our excellent LED Light Bar DC12V 5m/Roll 300 LEDs 5050 SMD LED Strip Lighting can be immortal. All employees of our company adhere to the development tenet of pragmatism, quality, service and innovation. By utilizing advanced technologies, we will accelerate the development of new products and services, thereby providing solutions for our valued customers. We practice scientific management mechanism and overall improvement of management quality, and continue to enhance the company's market competitiveness.
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