All-Weather Silicone Flexibility: 40 in modular multimeter test leads / volt meter leads stay supple from deep cold to engine heat Modular Push-Fit & Screw-On Design: Pull-out 4 mm banana accessories-hooks, alligator clips, back probe wire piercing probe-swap in seconds; gold tips screw on tight with the mini wrench for rock-steady readings Gold Tips: Ultra-low resistance keeps readings steady on voltmeter multimeter, ohm meter multimeter and multimeter; high-strand 16 AWG lead wire maintains true signals on every test Built for Shop & Field: Tackles automotive multimeter tasks, automotive repairs and home electrical test kit projects; perfect for multi testers, accessories and banana plug test leads users Trusted Safety Ratings: Double-insulated silicone electrical test leads and shrouded banana plugs meet CAT III 1000V / CAT IV 600V standards for confident testing in automotive or household systems Color:As Shown Material:Plastic+Metal Package Contents: 1 * back probe kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.