Compatible With Orfeld V20 H20A H01 Ev679 Ev660 Rb666 Rb680 Cx11 Cordless Vacuum Cleaner | | Premium Copper Dc Connector Material, Built-In Protection Of Short Circuit, Over Current, Over Voltage, Over Temperature. Simple And Safe Installation. | | Ac Input: 100-240V 50-60Hz; | | Cable Length: 5.9Ft/1.8M | | 30 Days Money Back , 24 Months Exchange. Please