Robinair 34411-G A/C Refrigerant Database A/C Capacities Database - 2017 A/C system charge capacities right at your finger tips when used with a Robinair A/C RRR machine Capacities database card quickly displays charge amounts and component oil capacities for vehicle model years 1997-2017 Compatible with Robinair 34788, 34788-H, and 34988 AC recovery machines Standard SD card; includes instructions