Support

Got a question? We'd be more than happy to help. Please email us at support@zmiusa.com or call us at (844) 828-2302.

 

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User Manuals

Print copies of the following user guides are available in alternate format by request at least 10 working days in advance. To obtain a copy, please contact us at support@zmiusa.com or at voice (844) 828-2302.

User GuidePowerPack 10000 Portable Charger (English, French)

An accessibility copy of the user guide in larger fonts is available for viewing or printing by clicking here.

A tutorial is available for iPhone/iPad users who want to use the PowerPack to charge their devices: Click here

A tutorial is available for Samsung Galaxy S8, S9 and LG V20, V30, G7 ThinQ users who want to use the PowerPack to charge their phones: Click here

And you may read this blog post on how to properly charge Fitbit fitness trackers, Apple Watch, and Bluetooth headphones. Click here.

FAQs 

PowerPack 20000

User GuidePowerPack 20000 USB PD Backup Battery for New Laptops (English, French)

And you may read this blog post on how to properly charge Fitbit fitness trackers, Apple Watch, or Bluetooth headphones. Click here.

FAQs 

Frequently Asked Questions

zmiusa.com/faq

Address

ZMI USA Corporation
120 San Lucar Ct
Sunnyvale, CA 94086

Email

support@zmiusa.com