Replacement battery fits 8 Haier compatible models. Specifications: 6000mAh, 7.6V, Li-Polymer. Compatible with: ONN Surf Y1333W, ONN Surf WU133W, ONN Surf K1412W, ONN Surf 100002434, ONN Surf 100003497, M1 LP14123 and 2 more compatible models. Replaces: ONN Surf UTL-4766133, Haier UTL-4766133, Evolve UTL-4766133. Haier replacement battery designed for Notebook/Laptop devices.