PACKAGE CONTENT - 1meter DC Female Power Supply 3.5x1.35mm Adapter to USB Plug Male Cable Cable length: approx.3.28ft/1m (incl. plugs) ; Maximum Outside Diameter of Wire:2.7mm/0.11Inches. Male to male DC Jack, easier for camera installation. Use a power adapter with a barrel connector to power and charge USB devices. NOTED - Please make sure the Connector size are identical to what your need before buying