You need to find the replacement battery to fix it ,this SONY 1ICP3/65/100-3 3-cell laptop battery meets or exceeds the specifications of the original battery that came with the notebook,It is an additional battery pack provides extended power to work and play without worries;
High quality SONY 1ICP3/65/100-3 3-cell laptop batteries
Voltage: 3.7V
Capacity: 6000mAh (22.2Wh)
Chemical: Li-polymer
Color: black
Property: new original batteries
Warranty: 9 months
Shipping: recheck battery compatibility and performance before shipping;
Lead time : ship on the same day when you order
Laptop models / battery part number:
LIS3096ERPC, SGP321, SGP312, 1ICP3/65/100-3, SGP311, Xperia Z Tablet 10.1"