Original 5M20Z56275 Lenovo Thinkpad Pen 300w Gen 3, 500w Gen 3Manufacturer: Lenovo: Manufacturer number 5M20Z56275-E or identicalfits the following models: 300w Gen 3, 500w Gen 3 please check for matching model number the Ebay item characteristics 82J1, 82J2, 82J3, 82J4 alternative FRU 5M20Z56275.
