BTI 5B10W13960-BTI 11.55V 68WHR LI-ION NOTEBOOK BATTERY FOR THINKPAD T15P GEN 3 21DB, T15P GEN 3 21DA, T15P GEN 2 21A8, T15P GEN 2 21A7, T15P GEN 1 20TN, T15P GEN 1 20TM, P15V GEN 3 21EN, P15V GEN 3 21EM, P15V GEN 3 21D9, P15V GEN 3 21D8, P15V GEN 2 21AA, P15V GEN 2 21A9, P15V GEN 1 20TR, P15V GEN 1 20TQ, 21DA001CUS