This is a 5V fixed-voltage MyVolts-branded power supply adaptor designed to meet exactly the power specification of your Zoom H4n Recorder. Please Note: this power supply is only suitable for the H4N model, it is not suitable for the Zoom H4 model. Please check your exact model number before purchasing, if you are not sure - contact us and we will advise. Specifications: - Output voltage is 5V - Max. output amperage is correct for your device - Output tip is the right size and specification - we've tested it thoroughly - 2-pin plug for use with the Type C (EU) wall sockets - Input voltage is AC100-240V, 50/60Hz In addition, this -branded replacement power supply for Zoom H4n Recorder is: - Compliant with all safety standards, and features overvoltage, overcurrent and short-circuit protection to protect your device from damage - RoHS and CE-certified - Energy Star level 6 approved, guaranteeing more efficient delivery of power to your devices, at less cost to you - Covered by a 2 years' warranty: if the power supply fails within 2 years from the date of purchase, we'll replace it, no worries.