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General
What is an LED?
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A light emitting diode is a tiny semiconductor that shines a light when electricity passes through it. While LEDs can output different colors, we offer professional LED light structures with a white gleam.
How long do LEDs last?
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Most LED lighting products have an average rated life of 25000-50000 hours. This is dependent on factors like heat management, type of fixture, continuous run time per day etc.
What are the benefits of using LED lighting?
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While LED fixtures are generally more expensive upfront, they are highly efficient, using less energy than incandescent, fluorescent, and halogen lights. LEDs will yield you massive savings in maintenance and replacement costs. They also do not require a start-up time and will turn on instantly with full brightness when switched on.
Do LEDs contain mercury?
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No, LEDs do not contain mercury.
Do LEDs emit ultraviolet or infrared light?
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No, LEDs do not emit UV or infrared light.
Products
What is the operating life of your LED lights?
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Yesbulb LED lights last at least 50000 hours, which is effectively about 23 years at 6 hours a day.
The wattages are lower than other types of fixtures I’ve looked up. Are your LED fixtures less bright?
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No. Wattages are a measure of power consumption, not brightness. To compare brightness between fixtures, look at their number of lumens.
What are lumens?
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Lumens are a measure of light output or the total amount of visible light and is the specification you should look at when shopping for brightness. A higher lumen count means brighter light, while a lower lumen amount means a dimmer light.
What does 4000K or 5000K mean?
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This tells you the color temperature of the LED light, which is measured in Kelvin (K). The lower the number, the warmer the light appears. The higher the number, the cooler the light appears.
Are my LED fixtures water resistant?
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In many cases, Yesbulb LED lights are rated for damp location use. Check your product’s spec table to see where you can use them.
Orders
What’s your payment term? Can you accept the Credit Card?
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We accept payment Western Union / Paypal / Visa. We accept payment by credit card.
Where do you ship your products from?
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We fulfill orders from our warehouse in California and Florida. Please note that the transit time is out of our control once your order has been shipped.
How do I cancel my order?
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If you want to cancel your order for whatever reason, contact our customer service department during normal business hours. Orders may be canceled without penalty unless it has already been shipped. In this case, you will only be refunded for the product(s).
Can I have a sample order for led light? How to order samples?
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Yes, we welcome sample order to test and check quality. Mixed samples are acceptable. Send inquiry at cnotact page,we will contact with you,and send you quotation.
What about the lead time?
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Sample needs 1-5 days, mass production time needs 1-2 weeks for order quantity more than 8000pcs.
Do you have any MOQ limit for led light order?
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Low MOQ, 1pc for sample checking is available.
How do you ship the goods and how long does it take to arrive?
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We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.
Do you offer guarantee for the products?
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Yes, we offer 3-5 years warranty to our products.
Others
What does it mean for a product to be DLC-certified?
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The DLC (DesignLights Consortium) is an organization that evaluates the lighting efficiency of fixtures. If a lighting product earns a certification, the DLC considers it an energy efficient light and can be eligible for rebates and incentives.
How to deal with the faulty?
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Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.2%. Secondly, during the guarantee period, we will send new lights with new order for small quantity. For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation.