1. With the 4 mm banana socket, it offers a safe and reliable connection for various multimeters and test devices. The standard size ensures the right connection. 2. These precise piercing needles penetrate the insulation without damaging the cable. They can be easily removed when not needed. 3. These measuring tips are for diagnosing vehicle faults and voltage measurements in circuits. They enable precise and reliable measurements for vehicle or maintenance. 4. The measuring tips are made of quality materials, ensuring reliable and longlasting use. They are ideal for daily applications with exceptional durability. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store