The OMRON E2B-M30LN20-WP-B2 2M is a Sensor Cable with a 2-meter long cable and a 4-pole circular M30 connector on one end and a 4-pole straight connector with a white connector on the other end. The cable is designed to provide a secure connection between sensors and a controller or other devices with M30 connectors. It features a rugged, double-shielded cable construction with wire braiding and aluminum foil shielding to help protect against EMI/RFI interference. The cable jacket and connectors are resistant to oil, grease, and other environmental contaminants.