Robinair's Add-on Printer can be user installed on most Robinair A/C Recover, Recycle and Recharge machines. Ideal for printouts of service functions performed by the A/C machine that can be given to customers or retained for shop records. Compatible with the following Robinair machines: 34288NI, 34288NI-230, 34788NI, 34788NI-H, AC1234-4, AC1234-4-230, AC1234-4SL, 17800C, 17800C-230, and most other Robinair A/C machines. Simple, plug-in installation - instructions included. Paper not included but is available separately (p/n 34214). Robinair, a Bosch Automotive Service Solutions brand, is a global leader in service tools and equipment based in Owatonna, Minnesota. Robinair is recognized throughout the world as the quality and performance leader in AC/R evacuation tools and this position has led to its success with the full range of products that serve the heating/ventilating/air conditioning/refrigeration (HVAC-R) and mobile markets, which includes the automotive aftermarket along with other industries such as agriculture and construction.