Large jaws, long leads and a piercing probe. Solid, spring-loaded copper clips with a wide 12.7 mm (.50") jaw opening and serrated teeth. Large piercing needle for penetrating larger gauge wires. 1.5 m (60"), silicone-insulated leads, useable from -80 °C to +150 °C (-112 °F to +302 °F). Rated for 30 V, 10 A. One red, one black.

Flexible silicone insulated leads are heat and cold resistant Cat I 30 V, 10 A