1.You can contact the customer service. for any question regarding the product.
2.Ask the question in English to get answer faster.
3.Keep your question short and to the point.
Pagamento sicuro garantito
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Awesome product. Works out of the box with no problems. Will definitely buy again and recommend to my friends.
Check the photo-diode polarity!
Tips:For questions about your order, place of delivery, product discount, taxation, delivery time, warranty, shipping, payment, exchange rate, and other questions unrelated to the product, please contact customer service.
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