Q1. Can I have a sample order for grow led light?

A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.

Q2. What about the lead time?

A:Sample needs 5-10 days, mass production time needs 1-2 weeks for order quantity more than 500pcs.

Q3. Do you have any MOQ limit for led light order?

A: Low MOQ, 1pc for sample checking is available.

Q4. How do you ship the goods and how long does it take to arrive?

A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive.Chinapost and sea shipping also optional.

Q5. How to proceed an order for led light?

     Firstly, let us know your requirements or application.
     Secondly, We quote according to your requirements or our suggestions.
     Thirdly, customer confirms the samples and places deposit for formal order.
     Fourthly, We arrange the production.

Q6. Is it OK to print my logo on led light product?

A: Yes. We can make laser logo for free. Please inform us formally before our production and confirm the design firstly based on our sample.

Q7: Do you offer guarantee for the products?

A: Yes, we offer 2-5 years warranty to our products.

Q8: How to deal with the faulty?

A: 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.

Q9: What the LED Grow Light wavelength you use?

A: Blue (wavelength: 440nm, 460nm): Help plants grow. 
     Red (wavelength: 630nm, 660nm): Help plants grow and flowering,  red LED is the key for flowering plants. 
     IR (wavelength: 730nm,740nm): IR can help plants grow, but it very harmful human beings, so I kindly suggest you do not use IR in your grow lights, but we can add 1 or 2 piece IR LEDs if you really need it in a specific situation. 
     UV (wavelength: 380nm): UV can help plants grow and kill insects, but it also very harmful for human beings, so we do not add it so many in our led grow lights.

Q10: Do you accepted customized led chips for LED Grow lights?

A: Yes, we can customize the led grow lights according to your order, but the MOQ will be 100pcs. 

Q11:Free grow light samples (Does Koray offer free pant LED grow light samples?)?

A: If you are a large distributor in the industry, or an Influencer with numbers of followers. Please contact Koray to get free sample for review.