... plug into this product's output socket and maintain a good contact.Be sure of the power of your ... the box check quantity before sign the delivery. 2,How to choose color?If the color you want is not ... of stock,we will contact with you to get your opinion. 3,How long it takes till I get my ... -------> Track by Shipper's Reference ,set the date in a wider range,choose destination country.2,If you failed,please ...