Replaces OEM # L22B4PC0, L22D4PC0, L22M4PC0, L22X4PC0, SB11K38952, SB11K38954, SB11K38956, SB11K38960, SB11N45400, SB11N45431, 5B11K38949, 5B11K38953, 5B11K38955, 5B11K38959, 5B11K38961, 5B11N45395, 5B11N45419, 5B11N45420, 5B11N45428, 5B11N45439 Fits: LENOVO THINKBOOK 16P G4 IRH, THINKBOOK 16P G4 IRH 21JB, THINKBOOK 16P G5 IRX, THINKBOOK 16P G5 IRX 21N5, LEGION PRO 5 16IRX8, LEGION PRO 5 16IRX8 82WK, LEGION PRO 5 16ARX8, LEGION PRO 5 16ARX8 82WM, LEGION PRO 7 16IRX8H, LEGION PRO 7 16IRX8H 82WQ Specs: 15.44V, 5182MAH, 80WH, 4 CELL Brand New GreenTech replacement battery - 6 Month Replacement Warranty Each product has undergone rigorous testing to ensure the correct voltage, circuit protection, stable current, low self-discharge and CE / FCC / RoHS Certified for safety