I have 200 Grade “A” Yoga 12 with i5 5^th Gen CPU, 4gb memory, 180gb SSD and Styl Pen with Digitizer Screen. These units have screen protectors on the glass so if you remove them the Screens are 100% mint. All units have Original BOX and AC adapters.  These are loaded already with Win 10 Pro 64 Bit and ready for End ctomer. 

Sample s/n below pl link to look up warranty.

MP07M06U

MP07M0S2

http://pcsupport.lenovo.com//en/warrantylookup?linkTrack=Mast:SubNav:Support:Warranty%20and%20Repair:Warranty|Check%20Warranty%20Stat

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