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on 8/22/17Dear VJ S, thanks for contacting us. If there is any technical support you need for your product, you could send us an email to cservice@banggood.com, including the order number and product ID. Our staff will help you to solve it. For any further information or assistance please feel free to contact us. We will do our best to assist you. http://www.banggood.com/Contact-Us_hi111
Best regards,
Banggood Team