Features:1. Made of high-quality materials, it is sturdy and durable, with good performance and long service life.2. The sharp tip ensures good with the electrical connector, and the pin insulation prevents short-circuiting with other wires.3. It is suitable for measuring probes whose diameter is 2mm.4. Probes only, other accessories demo in the picture are not included!5.2" long pins pass between the weather pack gasket and the wire. Specification:Material: pvc+brassInterface diameter: 2mmTotal length: 84.5mmMaximum voltage: 600V Maximum current: 10A Battery: red and blackPackage included:2 pcs. * needles for piercing the insulation. Note: Please allow 0.5-1cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!