Specification: Battery type: Li-Polymer Voltage: 11.1V (Compatible with 10.8V) Capacity: 2200mAh / 24Wh Cell:3 Cells recharge cycles: 500 Operation time: Around 1-2 hours Compatible Models: FOR ASUS F102BA X102B X102BA-BH41T X102BA-HA41002F X102BA-DF1200 F102BA-SH41T Compatible Part Numbers: A31N1311.