Egoway 7800mAh New Replacement Battery for Dell Inspiron 1526 1525 1545 1546, PP29L PP41L Equipped With Higher Quality Cells yet has Same Size & Shape as an OEM Battery ; Battery Type: Li-ion; Voltage: 11.1V; Capacity: 7800mAh; 9 Cell. Overcharger and Discharger Circuit Protection, CE-/FCC-/RoHS-Certified for safety Contain with Durable cells; Low power consumption IC design; Tested with strict quality control standards; Direct warranty from Manufacturer. Operation time:Same Battery life with Brand new original Dell battery.In reality, this will depend on the amount of electricity required by the device and how you use it. Warranty: 12 Months, 30 days money return guarantee, 24 x 7 email support.