BNC connector is molded directly to the wire for pull strength durability and dust and moisture resistance. Alligator clips feature secure attachment to test points. They can attach to terminals up to 0.39inch(10mm) diameter. Mini test hooks are high quality, strong electrical conductivity, firm and difficult to bend and deform. are absolute necessary tools when you need a third hand or have to test many circuits sequentially. It is likely to be the most useful thing on your workbench. 4mm Banana Plug is stackable. You can plug more than one banana plug into the same banana socket. Sturdy Banana Plugs and insulation greatly enhance durability and flexibility of the leads. Perfect for working with instruments with BNC interface such as oscilloscopes, signal generators, video surveillance. Perfect for testing in laboratories, schools, homes and industries. Cable impedance: 50ohm Maximum input voltage: 500V Rated current: 5A BNC (male) to mini hook lead: Test line interface: BNC, BNC to double alligator clips: Test line interface: BNC, alligator clip BNC to double-stacked banana male plug cable: Test lead interface: BNC, 4mm stackable banana plug colour:Black+red Material:Silicone + nickel-plated copper size:Length 1m Package Contents: 1 x BNC to Alligator Clips 1 x BNC to Mini Hook Leads 1 x BNC to Dual Stacking Banana Male Plug Cable 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.