Mini Analyzer Testing Probe Grabber SMD IC Test Hook Clip Jumper Probe Logic Analyzer Testing Accessories The front end of the hook is retractable with a spring, so objects can be firmly hooked. It also has good protection performance and a relatively short circuit to prevent touching of the foot. Perfect for continuity testing of circuit board components, resistors, logical analyzer capacitors or other SMD components. Can be used to test IC, repair cell phone or other mini electronic products more conveniently. Packing list: 2 PCS Set: 1 *Red, 1 * Black