MELODAY DC Power Supply, 10 Pairs x 15 cm), DC Power Supply, Outer Diameter 0.2 inch (5.5 mm), Inner Diameter 0.08 inch (2.1 mm) (female) For Charging and Power Delivery of Electronics and Car Devices, AC Adapter, DC Adapter, DC Adapter, DC Adapter, DC Adapter, Power Cable for CCTV Camera, IP Camera, DVR, Router, Webcam, Network Camera AHD Security Camera System