Product Name: Alligator Clip; Weight: 164g Alligator clips can be used in electrical or laboratory electric testing work. Alligator clips are frequently used in school physics laboratories to quickly and cheaply assemble circuits. They are useful for connecting components to wires. Alligator clips can be used as miniature clamps to hold parts together for gluing and wires together for soldering. colour: black+red Material: metal size: Overall Size(Each): 50 x 28 x 8mm / 2 inch x 1.1 inch x 0.3 inch(L x W x T) Jaw Open Width: 11mm / 0.43 inch(Max.) Package Contents: 40 x alligator clips 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.