This Glas-Col 099A RD4512 Controller & RD50 Multi-Purpose Head Rotator Mixer is in used condition and is guaranteed to be functional. Please note that photos in listing were transferred from our smaller eBay store that we are closing down due to lack of traffic/visibility. The majority of these photos were located in the description and as a result cannot be transferred. Please see screenshot of the description page from the original listing. We will be happy to provide additional information as well as new photos so please feel free to contact us with any questions.