Mitutoyo RS-232 Cable Connects a Digital Level to a PC for SPC Data Collection. The included footswitch will trigger a data send from the level to your PC. Includes... Footswitch to trigger data send. 2m cable to connect to Digital Level 2m cable with Female DB9 connector to connect to PC / Laptop. Works with the following Digital Levels... Mitutoyo PRO 3600 Digital Level SPI PRO 3600 Digital Level