Battery type: Li-ion; Voltage: 10.8V; Capacity: 66Wh/5800mAh
Compatible Models: TOSHIBA PORTEGE R30 Series, PORTEGE R30-A, PORTEGE R30-A-134, PORTEGE R30-A-137, PORTEGE R30-A-13D, PORTEGE R30-A-17C, PORTEGE R30-A-17D, PORTEGE R30-A-19G, PORTEGE R30-A-19Q, PORTEGE R30-A-1C5, PORTEGE R30-AK01B, PORTEGE R30-AK03B, PORTEGE R30-AK40B
Replace Part Numbers: PA5161U-1BRS, PA5162U-1BRS, PA5163U-1BRS, PA5174U-1BRS, PABAS277, PABAS278, PABAS280
100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. The actual operation time will depend on how much electricity is required by the device and how you use it
For first use, please discharge the battery to 5%(not to 0%) and then charge to 95%, and cycle 3-4 times.