Batterytec&reg; Laptop Battery for ACER S3 Ultrabook, S3-951-2464G34iss, S3-951-6464, S3-951-6646, S3-951-2464G24iss, S3-951, 3ICP5/65/88, 3ICP5/67/90, AP11D3F AP11D4F. [11.1V 3280mAh, 1 Year Warranty] Battery Type: Li-ion, Cells: 3-cell,Capacity: 3280mAh; Voltage: 11.1V. 100% New Manufacturer. To 500 charging cycles during the lifetime of the battery. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support, 12 months Warranty without problems. Class A cells provide fast loads and low power consumption, chip protection offers both security and stability.