TPE New High Performance Laptop Battery for Toshiba PA3817U-1BRS PA3819U-1BRS Toshiba Satellite C655 L600 L675 L675D L700 L745 L750 L750D L755 L755D M640 M645 P745 Series - [11.1V 6 Cell 58Wh] Battery type: Li-ion; Capacity: 5200mAh/52WH; Cells: 6-cell; Voltage: 11.1V. 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. CE-/FCC-/RoHS-Certified for safety. 24 x 7 email support,12-month hassle-free warranty. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. Operation time for standard batteries(6-cell, 4400mah): Around 2 hours, the actual operation time will depend on how much electricity is required by the device and how you use it.