7.4V, 5000mAh, Li-Polymer Battery fits Asus, Ap180c, P18y23, 37WhBattery Fits Models: Ap180c, P18y23, Transformer Aio P1801, Transformer Aio P1801 Tablet P, Transformer Aio P1801 b003m, Transformer Aio P1801 b037k, Transformer Aio P1801 b038k, Transformer Aio P1801 b039k, Transformer Aio P1801 b040k, Transformer Aio P1801 b041k, Transformer Aio P1801 b046k, Transformer Aio P1801 b054k, Transformer Aio P1801 b061k, Transformer Aio P1801 b062k, Transformer Aio P1801 b068k, Transformer Aio P1801 b073k, Transformer Aio