Laptop Battery PATONA for ACER ASPIRE 3100/TM 4200, 4300mAh, Li-Ion, 14.8V:Does the battery in your Acer notebook have insufficient capacity? Is it hardly possible to work without having it constantly plugged in? Do you want a new one but the original replacement is too expensive for you? We have a solution for you. The high-quality Patona battery, offering a capacity of 4300mAh and eight cells, will fully replace the original battery. Moreover, theres no need to worry as these products are of excellent quality and feature, for example, integrated overload and overcharge protection. Key Features of the PATONA Replacement Battery for Acer  The replacement battery is designed for selected Acer notebook models  The PATONA battery contains high-quality cells   Overload and overcharge protection  Fully replaces the original battery  Compatible notebooks: Acer Aspire 3100, 3650, 3690, 5100, 5110, 5610, 5630, 5650, 5680, 9010, 9100, 9101, 9102, 9103, 9104, 9105, 9110, 9120, 9500, 9501, 9502, 9503, 9504, 9800, 9810, 9820, 9920, Acer Extensa 5200, Acer TravelMate 2350, 2450, 2490, 290, 3900, 4050, 4150, 4200, 4230, 4260, 4280, 4650, 5210, 5510, Aristo Smart 400, Compal CL50, CL51, CL55, CL56, DCL51, FOSA CL50, FLEXNOTE CL51, TOPNOTE CL50