The Ohaus 30268983 is a USB Host Interface designed for use with the Scout Balances series, including the Portable Balance models SJX1502N/E, SJX6201N/E, SKX1202 AM, SKX2201 AM, SKX2202 AM, SKX222 AM, SKX421 AM, SKX422 AM, SKX6201 AM, SKX621 AM, SKX622 AM, SKX8200 AM, SPX1202 AM, SPX2201 AM, SPX2202 AM, SPX222 AM, SPX421 AM, SPX422 AM, SPX6201 AM, SPX621 AM, SPX622 AM, SPX8200 AM, STX1202 AM, STX2201 AM, STX2202 AM, STX222 AM, STX421 AM, STX422 AM, STX6201 AM, STX621 AM, STX622 AM, and STX8200 AM. It is also compatible with Portable Precision Balance models SJX323N/E, SKX123 AM, SPX123 AM, SPX223 AM, STX123 AM, and STX223 AM.