BTI battery compatible with Lenovo ThinkBook 14 G2 ARE / ITL, 14 G3 ACL / ITL, 14 G4 ABA / IAP, 14 G5 ABP / IRL, 14s Yoga ITL, 14s Yoga G2 IAP, 14s Yoga G3 IRU, 15 G2 ARE / ITL, 15 G3 ACL / ITL, 15 G4 ABA /IAP, 15 G5 ABP / IRL. OEM P/N: 5B10Z21201, L19M4PDB, SB11C22841, 5B10Z21209, L20M4PDB, 5B11C22842, SB10Z21200, L19C4PDB, SB10Z21205 We recommend: Advance exchange for this product is available directly through Origin Storage throughout the 18-month warranty period. Please note: Please get in touch with us if you have any questions.