Feature: 1. USE WITH POWER SUPPLY OR MULTIMETER: This test clip is used when testing the power supply of accurate circuits, which is a good tool to connect a wire to use with the power supply or a multimeter 2. STRONG ELASTICITY: There is a spring on the front end of the clip, which can be extended and contracted. The clip has strong elasticity and can hold the object firmly 3. HIGHER CONDUCTIVITY: Stainless steel metal sheet possess higher conductivity, possess welded link method 4. FIRMLY HOOK TEST CONTACT: Built in spring can firmly hook the test contact. Used for accurate circuit test and power supply 5. GOOD PROTECTION PERFORMANCE: Come with good protection performance, better to prevent short circuit caused by touching the feet Specification: Item Type: Test Hook Clips Material: ABS, stainless steel Purpose: Power supply for accurate circuit testing Current And Voltage: 30V-60V/Maximum. 2A Link Method: Welding. Package List: 10 x Test Hook Clips Note: When measuring a circuit or component, if you use a multimeter pen to measure, you must hold the test pen with your hand to measure. If you use a test hook, you can hook the component pin with the hook of the test hook and then measure. That is, you can use the test hook to free your hands from the measurement.