pqmain Huh? You should ALWAYS control the current through diodes (using a resistor or constant current supply). Please don't give a poor reviews to products just because you don't know how to use them.

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banggood @MikeAusB Dear customer,
Thank you for choosing Banggood and sorry for your any inconvenience came up with the product.
If you need any technical support, you can contact us via this link:http://www.banggood.com/Contact-Us_hi111, and we will give you a good solution.
Best regards :)
Banggood team

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banggood @hanand Dear customer,
Thank you for choosing Banggood and sorry for your any inconvenience came up with the product.
If you need any technical support, you can contact us via this link:http://www.banggood.com/Contact-Us_hi111, and we will give you a good solution.
Best regards :)
Banggood team

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banggood @Gérard Bignet Dear customer,
Thank you for your order and before even attempting to explain the reasons leading to this unintended mistake, we would like to sincerely apologize to you.
In our attempt to serve you better and retain you as one of our valuable customers, please contact our customer service representatives by this link: http://www.banggood.com/Contact-Us_hi111
We would highly appreciate if you could send us all the information listed here below:
1.Some photos of the shipping label, which can be found on the external side of the package;
2.The SKU number of the products you received. You can find this information on the label placed on the item itself;
3.Some photos or video to show the entity of the problem;
4.The order number and the product ID.
Looking for your kindly reply. Have a nice day.
Best regards,
Banggood team

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banggood @Trevor Dear customer,
Thank you for your order and your feedback. About the delivery, the expected delivery time depends on the shipping method you chose. Also, a delay of delivery might be caused by customs and the force majeure, including bad weather. We are improving our post system. If you think this shipping method is too slow for you. You can choose another shipping method next time, which would be listed in the following website: http://www.banggood.com/Shipping-Methods_hl13
We sincerely sorry for the delay of delivery again, and if you have any further question, please contact us: http://www.banggood.com/Contact-Us_hi111
We are willing to help you solve any problem you met with the product. Hoping your kindly understanding, we wish you have a nice day.
Best regards,
Banggood Team

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