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.
Ka sɛn sɔgɔsɔgɔninjɛ
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great service - 'expected delivery' Dec 02... actual delivery Nov 19... :-)
I really needed the 12v out versions but these 5v ones can easily be converted to 12v by replacing R1 with a 190K resistor.
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.
A part of the QA has been auto-translated.