Be sure to Take note: Because of the several definitions of miners’ supporter pins, two energy cords could possibly be included to the control board to make it a perfect match. A：Good day, thanks in your message. Remember to get in contact with our sales manager through WhatsApp at +8618623251355. https://dallasnulsa.blog5star.com/37949544/the-basic-principles-of-antminer-controll-boards-for-sale