5.5 * 2.1 5.5 * 2.5 3.5*1.3 2-pin 22AWG 20AWG 18AWG quick-lock male and female DC jack connector 100 pcs are packed in one transparent bag. Our products are then sealed in cardboard boxes to be shipped. The weight , quntity and model number of the product will be printed on a sticker that will be placed on the packaging. Please approach us if you have a prefered courier, otherwise our default will be UPS or Fedex for international shipments.