Go to Amazon.com : http://www.amazon.com/gp/product/B001EYU6QO?tag=theatrecat-20

Lenmar Replacement Battery for Acer Aspire 3054WXCi 3682NWXC 3683WXMi 3684NWXMi 3684WXCi 5051ANWXMi

Fits Acer Asprie 3050 5050 5580 Series and others
Replaces 3UR18650Y-2-QC261 CGR-B6H5 LCBTP00001
111V 4400mAh
Lithium Ion
1 Year Warranty
Fits Acer Aspire 3054WXCi 3682NWXC 3683WXMi 3684NWXMi 3684WXCi 5051ANWXMi 5051AWXC 5051AWXMi 5570-2609 5570-4421 5570AWXC 5580-6707 3050 Series 3680 Series