Q1, How to get the SAMPLES from DERA ?
=>  Please click "Contact supplier"  or email  to ask for it.

Q2, How many days will samples be FINISHED?

=> Generally 1-3 days for samples  shipment.

Q3: How to got the WARRANTY ?
=> Replenishment,  replacement or refund is the best way.

Q4, How to got the IES file from DERA ?
=>  Please click "Contact supplier"  or email to ask for it.

Q5, How to got a disscount PRICE from DERA ?
=>  Please click "Contact supplier"  or email to ask for it.

Q6, Hoe to got Engineer‘s Lighting DESIGN service from DERA ?
=>  Please click "Contact supplier"  or email to ask for it.

1.  Your inquiry related to our products or prices will be replied within 24 hours.

2.  Well-trained and experienced staffs to answer all your enquires in fluent English.

3.  OEM & ODM welcomed, our professional R&D dept. will realize your customized lighting.

4.  Distributorship is offered for your unique design and some of our current models.

5.  Protection of your sales area, ideas of design and all your private information.

Thank you for looking over our products and welcome inquiry.