CSEXCEL New Laptop Battery [9-cell 11.1V 7800mAh] for ASUS M50 G50V Series,G51J Series,G51V Series,G60 Series,L50 Series,M50 Series,M60 Series,VX5 Series,X55 Series,X57 Series Replace PN:ASUS A32-M50 Battery type: Li-ion; Capacity: 7800mAh/87WH; Cells: 9-cell; Voltage: 11.1V. 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support,12-month hassle-free warranty. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Operation time: the actual operation time will depend on how much electricity is required by the device and how you use it.