Battery Specification: 6 Cell Lithium-Ion , Voltage:11.1V , Capacity:65Wh , Note: 65Wh is compatible with 60Wh.but It is not compatible with 48Wh Warranty: Full Refund within 30 days , Replacement within 12 months 100% Brand New from Manufacturer. Overcharge and Overdischarge Circuit Protection;Over-temperature and Short-circuit Protection; Up to 500 recharge cycles over the life of the battery SANISI Concept: Every Customer is god , we test every battery at actual laptop ensure product quality must be perfect! We will let every customer feel satisfied Package Contents: 1 pcs Brand New Battery