b Compatible Laptop Battery Replaces Lenovo 57Y4186 b br This new replacement laptop battery from eReplacements is 100 compatible with your Lenovo and is Black in color and is rated at 7800mAh and 11.1V. eReplacements laptop batteries all come with a 1 year warranty and will meet or exceed the original Lenovo laptop battery specifications because they are manufactured for high performance in our ISO 9000 factories using the best quality cells and most up to date safety and engineering control standards ul li High low temperature shut off protection li li Thermal runaway protection li li Overcharge shut off protection li li Over discharge shut off protection li li Cell imbalance shut off protection li li Fire resistant plastic casing li li Manufactured using the most up to date TI BQ20Z chip set li ul Thousands of resellers, dealers and service companies over the years have trusted eReplacements to provide their customers with quality replacement laptop batteries.
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