www.longer3d.com info@longer3d.com
Dear customer,
Thank you for choosing LONGER products LASER B1.
Maybe you are familiar with the engraving machine or have bought
a similar engraving machine before, we still highly recommend that
you read this manual carefully. The installation techniques and
precautions in this manual can help you avoid any unnecessary
damage or frustration.
More information please refer to:
1. Please contact us via email: support@longer3d.com.
2. Facebook page and YouTube channel as shown below.
Facebook : Longer 3D Official Group
YouTube Channel: Longer 3D
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