How to Select Type: Lithium-ion and Lithium-polymer are standard material for laptop batteries. They have a good power-to-weight ratio and has no memory effect like some other battery materials. Laptop batteries will typically list Sony Vaio VPCEG33FXP capacities in milliamp hours mAh or Wattage Wh. A higher mAh or Wh rating means the battery will take longer to drain, giving your laptop a longer runtime per charge. Remember to perform a system reboot once done, to allow all changes to[…]