Tech Rover Dell Inspiron 1545 trade; Max-Life Series 12-Cell [Extended-Capacity] Replacement Battery Comfortable fit: A natural and comfortable angle elevates your notebook for easier typing. Improved wrist posture promotes more relaxed working conditions and also for better heat dissipation Tech Rover&trade; Quality product with 30-DAY Worry-Free Return Policy Brand New Battery, 8800-10400 mAh, Effective Capacity All Tech Rover&trade; branded items carry a 1 year warranty against manufacturer defects. 12-Cell [Extended-Capacity] High Throughput Battery *Please note this an extended capacity battery and may protrude slightly from your laptop.