Replaces OEM # L20C3PD4, L20D3PD4, L20L3PD4, L20M3PD4, L19M3PD5, SB11C73240, SB11C73241, SB11C73243, SB11E24664, SB11N52007, SB11N52028, SB11N52046, 5B11C73242, 5B11C73244, 5B11C73245, 5B11E24665, 5B11N52015, 5B11N52025, 5B11N52031, 5B11N52048, 5B10X02606 Fits: LENOVO THINKPAD E14 GEN 2, E14 GEN 2 20T6, E14 GEN 2 20T7, E14 GEN 2 20TA, E14 GEN 2 20TB, E14 GEN 3, E14 GEN 3 20Y7, E14 GEN 3 20YD, E14 GEN 3 20YE, E14 GEN 3 20YF, E14 GEN 4, E14 GEN 4 21E3, E14 GEN 4 21E4, E14 GEN 4 21EB, E14 GEN 4 21EC, E15 GEN 2, E15 GEN 2 20T8, E15 GEN 2 20T9, E15 GEN 2 20TD, E15 GEN 2 20TE, E15 GEN 3, E15 GEN 3 20YG, E15 GEN 3 20YH, E15 GEN 3 20YJ, E15 GEN 3 20YK, E15 GEN 4, E15 GEN 4 21E6, E15 GEN 4 21E7, E15 GEN 4 21ED, E15 GEN 4 Specs: 11.1V, 4120MAH, 45WHR, 3 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