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.
Тозагии Харид Кафолат дода мешавад
A part of the review has been auto-translated.
I used the Step up PCB with powerbanks in my measuring system. They do the job well.
But the start up rush should be better. I have some troubles with stroke current after switching on.
Very useful and mini size and high performance. I use it in my power supply make higher voltage. I recommend it.
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.