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.
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Arrived after 3 weeks in a plastic bag as usual. Product as described seems good but need cooling system to work at 100 Watt’s!!!
Fast shipping. Resistors exactly as ordered.
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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