Apple MacBook Air 13" Scissor 2020 Gray Core i5 1.1GHz 8GB 256GB SSD Big Sur #77<div><br></div><div><div>This unit is tested working with a fresh install of Mac OS Big Sur</div><div><br></div><div>Battery hold a charge. Length of time has not been tested</div><div><br></div><div><b>AC-Adapter is NOT included</b></div><div><br></div><div>30-Days DOA Warranty</div></div>