# Online Warranty
You can search for a warranty by one or more of the following:
Device type: Support inverter and EV charger currently.
Registration number:Registration number on the device.
Inverter: Actually, it is the registration number of Pocket Dongle, which is an accessory of the inverter. It can be found on the body of Pocket Dongle.
EV charger: The registration number can be found at the body of EV charger.
Model:It can be found on the packing of device. If you are not sure, please contact us.
Site name: The name of the plant to which the device is added.
User name:The user account when you add the device.
Country/Region: The location you set when you create a plant.
Approval status:Includes Pending review, Pending upgraded, and Active. If a warranty is in Active state, you can download it.
Device SN: It can be found on the performance label on the device.
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