3 .Adjust the track light’s light direction, the switch on Provided it is safe to do so, turn on AC power source. The Light should turn on within 1 seconds. If Light has not illuminated, check electrical installation once more. If the Light still fails to illuminate, return to original vendor.

About King Watt

Shenzhen King Watt Opto-electronics Co.,ltd founded in 2010,it is a Hi-tech enterprises specializing in led driver and led lighting fixture R&D ,production and sales ,also is sublidiary of Shenzhen Singten Technology Co.,ltd.Singten founded in 2006 April who has 10 years experience on led driver R&D and led lighting fixture design .

At present ,the company covers area 5000 square meter ,has 160 emplyees ,25 oversea sales ,10 senior qualified R&D people.We own SMT dust-free workshop ,advanced testing equipment ,automaticial aging line .We can produce 150,000pcs led lamps monthly .The factory passed ISO9001 standard,and production get TUV GS CB SAA CE RoHS approvals .We also have authorized a number of design patents .We insist using high quality led chip as lighting source like Cree, Citizen, Sharp and Samsung .combining with our R&D experience advantage on led driver for many years .We believe we could provide high quality and best performance production for global clients.The hot-sale products including led downlight ,led track light,led grille light ,led panle light,led flood light and led high bay lights .

Our enternal pursuit is providing high quality products ,service ,trust worthiness to clients and expecting long-term cooperation.Welcome to contact us for business ,thank you !

3.Q: Does LED downlight really have 50,000 hours lifespan?

A: 50,000 or longer lifespan is only theroy from lab test.But due to working environments are different from in lab,actual lifespan is only  <=30,000hours.

4.Q: For same power,why different suppliers with different brightness?

A: Different chips,or same chip but different brightness version.The brightness will be different.But for same chip and same brightness version,the brightness will be slight difference.But please make clear the brightness difference between LEDs and lamp fixture.

For example,12w LED downlight,the LEDs initial brightness is around 1400lm.But the true lamp fixture brightness will lose some due to cover and heat,then will be around 1000lm.But some suppliers write LEDs brightness 1400lm in data sheet to attract clients.Please be careful.

5.Q: What is CRI?

A: CRI is a figure which feedback the real objects colors.Higher CRI with higher cost.

6.Q: What is PF and efficiency?

A: PF and efficiency is to feedback the driver electrical performance.Higher PF and efficiency with higher cost.

7.Q: Is there cheap shipping cost to import to our country?

A: For small order,express will be best.And for bulk order,sea ship way is best but take much time.

For urgent orders,we suggest via air to airport plus our ship partner send to your door.

8.Q: Can we get support if we have our own market position?

A: Please inform us your detailed mind on your market demand,we will discuss and propose helpful suggestion for you,to find the best solution for you.

For any further information,please feel free to contact,we will send you PDF document to show full issues you care on LED business.

♥ If you want to know more about our products and company, welcome to contact us at any time.