Want to power your Lemax W045PUL, B045PUL PSU part from a USB port? With myVolts USB to 5V DC power cable, you can power it from your laptop, phone charger, USB power bank - anywhere there is a USB port* Specifications: - Output voltage is 5V - Max output amperage is correct for your device - Barrel size: Tested with, and fits the Lemax W045PUL, B045PUL PSU part - Input voltage is 5V DC USB In addition, this myVolts-branded replacement USB power cable for Lemax W045PUL, B045PUL PSU part 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 cable fails within 2 years from purchase, we'll replace it, no worries * Your USB port used as the power source needs to supply enough current (milliampere, mA) for the end device you wish to power. If you are not sure if your USB port is up to the task, please contact us before you buy and we'll help.