Specifications: 6 Cell, Li-ion battery, Rated at 11.1V(10.8V Compatible) 5200mAh Compatible Models: HP EliteBook 2560p 2570p; fits HP p/n: 632015-542 632016-542 632423-001 632417-001 632419-001 632421-001 463309-241 HSTNN-UB2L HSTNN-C48C HSTNN-C49C HSTNN-DB2L HSTNN-DB2M HSTNN-I92C HSTNN-UB2K QK644AA QK645AA SX06 Sx06Xl SX09 All Futurebatt Products are CE-/RoHS-/FCC- Certified and Built-in circuit protection ensure both safety and stability; Strict guidelines for compatibility, and standards compliance for environmental safety 100% Brand New from Manufacturer; Rechargeable Up to 600 times over life of battery; Equipped with Higher Quality Cells yet has Same Size & Shape as an OEM Battery This Product has 60 DAYS MONEY BACK GUARANTEE or 18 MONTHS REPLACEMENT WARRANTY! With Hassle-free Customer Service; Please contact us with any questions or concerns - we are here to help. (Please check if this battery is compatible with your computer before purchasing. Part numbers of comp