Dtk New Laptop Notebook Battery For Toshiba Computer PA3817U-1BRS PA3817U-1BAS PA3818U PA3819U-1BRS Select Models Battery type: Li-ion; Capacity: 4400mAh; Cells: 6-cell; Voltage: 10.8V. Compatible Models: A660 C655-S5049 C655-S5082 C655-S5128 L675 L675D L750 L750D L750-171 L750-1DM L750-1DQ L750-1DR L750-1DU L750-1DV L750-1EK L750-BT4N22 L750D L750D/009 L750D-14R L750D-14U L750D-BT5N11 L600 L600-15S L600D L700 L700D-T10W L700-T10R L745D L740 L735 L730 L755 L770 P740 P740D P745D P750 P750D P755D P770. Compatible Part Numbers: PA3816U-1BRS PA3817U-1BRS PA3818U-1BRS PABAS227 PABAS228 PABAS229 PABAS230 PA3819U-1BRS All DTK products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety. Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability. 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. 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. 24 x 7 email support, 12-month hassle-free warranty. overheating protection overcurrent protection overvoltage protection overcharge protection over discharge protection short circuit protection