This is a Genuine Replacement for a Serta Motion Custom I or II Adjustable Bed Base. This model only works with the generation that matches the picture exactly. As of 2020 the Silver Serta logo'd remote has been replaced by this white remote shown in our alt pic but it is made by the original manufacture and all functionality is the same! This is a Genuine Replacement for a Serta Motion Custom I or II Adjustable Bed Base. This model only works with the generation that matches the picture exactly. As of 2020 the Silver Serta logo'd remote has been replaced by this white remote shown in our alt pic but it is made by the original manufacture and all functionality is the same. We ship the same or next day in most cases!