The GW INSTEK GTL-202 is a test lead with a length of 0.2m and color-coded red and black connectors. It is compatible with the PSM-2010, PSM-3004, and PSM-6003 plug-in systems manufactured by GW INSTEK. It is an insulated tool specifically designed for testing and measuring high-voltage current. This test lead is resistant to electromagnetic interference and provides a safe and secure connection for measurements.