Accessory USA AC Adapter Charger Cord for Proctor Gamble Swiffer Sweep and Vac Vacuum Sweeper (with 5.5mm / 2.5mm Barrel Plug Tip.It is Only for 1-FS4000-000, Not Fit Newer Models.) Products trademarked Accessory USA are marketed and sold exclusively by Accessory USA Store. Products trademarked Accessory USA are marketed and sold exclusively by Accessory USA Store. Output : 9V 1A Plug Size: 5.5mm / 2.5mm !!!! Note: It is only compatible with 1-FS4000-000 Swiffer Sweeper Vac,NOT fit newer models . pls check your model before purchasing