SMAKN&reg; Dc 9v 1a Switching Power Supply Adapter 100-240 AC Plug 3.5*1.35 100% Brand New 100V-240V Ac To Dc Charge Adapter Plastic Material. Output: Dc 9V 1A. Input:100V-240V 50-60Hz. Plug: The Outside Diameter 3.5 Mm, The Inside Diameter 1.35Mm Package Included: 1 Pce Power Adapter