About this replacement
Designed for Acer, AOPEN, Fujitsu devices. Compatible models include L51, 1547, 1555, 1556, 1557, Amilo M7400, Amilo Pro V2000, Max Data Pro 7000X, SmartBook I-8090, MD42200, Sonic Pro X155G. Replacement part numbers include BTP-52EW, 90.NBI61.001, 90.NBI61.011, 805N00005, 40008236, BTP-89BM, BTP-90BM, BTP52EW, BTP89BM. Key specifications: 14.4V, 4400mAh, Li-ion.