Identify notebook model - Which laptop do I have?
The exact model designation is usually on a label on the back of the notebook. They need this to identify the notebook model.
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How to identify my notebook model?
GX80K32884 original Lenovo Active Pen incl. battery
4X80H34887 original Lenovo ThinkPad Pen Pro incl. battery
4X80N95873 original Lenovo Active Pen 2 incl. battery