Alliboo NEW laptop Battery for Acer Aspire S3 Ultrabook Ap11d3f Ap11d4f S3-391 S3-951 3icp5/65/88 Ms2346 Bt00303026 series, [11.1V3280mah] - 12 Months Warranty .Battery type: Li-Polymer Voltage:11.1V Capacity: 3280mAh,36.4Wh 3 Cell Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. About 500 recharge cycles over the life of the battery; CE-/FCC-/RoHS-Certified for safety. Operation time for standard batteries(eg, 3280mah): Around 2 hours, the actual operation time will depend on how much electricity is required by the device and how you use it. Warranty: 12 Months warranty, 30 days money return guarantee, 24 x 7 email support.