Press the test hook to extend it, and the head is flexible and can be bent. These are 2 professional fully insulated quick test probes. This flexible test probe can be used in instrument and measuring instrument, such as oscilloscope, and has high sensitivity and high reliability The main body is made of nickel brass and stainless steel springs, and the case is made of PA, with long service life. There is a standard 4mm banana jack on the side, which can be easily plugged directly into the banana plug