Per Lenovo Legion Y520-15iKBN CPU i5-7300HQ GPU GTX1050 4G quasi nuovo-b191 scheda madre
For Lenovo Legion Y520-15iKBN Motherboard CPU i5-7300HQ GPU GTX1050 4G NM-B191. Due to transportation safety, CMOS battery cannot be installed normally. For Lenovo:FRU:XXXXXXX or 5BXXXXXXXX. box contains: is only one motherboard.