Description: 1. Material: Metal 2. Crocodile Alligator clips can be used in electrical or laboratory electric testing work as a connector to connect battery and wire. 3. They are useful for connecting components to wires 4. Used with batteries small lightbulbs and other small electrical devices in to teach about electricity. 5. Crocodile Alligator clips can be used as miniature clamps to hold parts together for gluing and wires together for soldering.