ZTHY 9-Cell Cf-vzsu29 Replacment Laptop Battery Panasonic Toughbook Cf-29 Cf-51 Cf-52 Cf-vzsu29au Cf-vzsu29u Cf-vzsu29asu Cf-52ccabxbm Cf-vzsu65u 6600mAh 11.1V Battery type:Li-ion.Color:Black. Voltage: 11.1V ;Capacity: 9-cell/6600mAh.Part Number: CF-VZSU29, CF-VZSU29A, CF-VZSU29ASU, CF-VZSU29AU, CF-VZSU29U,CF-VZSU65U Fit for: Panasonic Toughbook CF-29, CF-30, CF-51, CF-52 Series 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. All ZTHY products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety. ZTHY Laptop Battery Return Policy: Rest assured with 30 days Refund and 12 months Replacement,also get our friendly customer service.