This is a rechargeable Sgin 7.6V 5000mAh 4270138-2S1P Battery . High quality and long lifetime, this 4270138-2S1P battery lets you work seamlessly when you are on the move for business trips or vacations. All our Li-ion replacement batteries for Sgin 4270138-2S1P laptop have been tested and proven to match and/or exceed original battery performance and are 100% […]