About this replacement
Designed for Sony devices. Compatible models include PCG-Z1VAP1, VGN-B90PSYB, VAIO PCG-V505/ B, VAIO PCG-Z1A, VAIO VGN-B90PSY2, PCG-V505MNP, PCG-Z1RT/ P, VGN-B90PSY7, VAIO PCG-Z1GP, VAIO PCG-Z1VA, VAIO PCG-V505V/ P, VAIO VGN-B90PS. Replacement part numbers include PCGA-BP4V. Key specifications: 11.1V, 8800mAh, Li-ion.