Specifications: Battery type: Li-Polymer. Color: Black. Voltage: 15.2V. Capacity: 65Wh. ZTHY specialized in Laptop, Camera Accessories including Laptop Batteries, Tablet batteries, Camera Batteries, Camcorder Batteries, and chargers Compatible Part Number: BTY-M57 4ICP6/35/140 Compatible Models: Replacement for MSI GP66 Leopard 10UE , MSI GP66 Leopard 10UG , MSI GP66 Leopard 10UH , MSI GP66 Leopard 11UE , MSI GP66 Leopard 11UG , MSI GP66 Leopard 11UH , MSI GP76 Leopard 10UE , MSI GP76 Leopard 10UG , MSI GP76 Leopard 10UH , MSI GP76 Leopard 11UE , MSI GP76 Leopard 11UG , MSI GP76 Leopard 11UH , MSI Vector GP66 12UE , MSI Vector GP66 12UG , MSI Vector GP66 12UGS , MSI Vector GP66 12UH , MSI Vector GP76 12UE 12UG 12UGS 12UH Series,MSI Vector GP66HX GP76HX 12UGS 12UHS Series Security: All ZTHY products are Certified by CE, and UL for safety. Strict guidelines for compatibility, and standards compliance for environmental safety Note: If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new battery to 10-20% (not 0%), then charge and cycle 3-4 times to wake up the new battery Compatible Part Number: BTY-M57 4ICP6/35/140