Feature: 1. High Quality: Good transmission performance, good contact performance, plug resistance and durability. 2. Reliable Performance: Good flexibility, excellent conduction, and strong current carrying capacity. 3. Use: It can meet the needs of high current charging and discharging. It has good insulation resistance and effectively prevents leakage. 4. Excellent Material: It is made of copper and ABS materials, and can be used after connecting to related instruments. 5. Basic Parameters: Jack diameter is 4.00mm, M3 thread, rated Voltage/Current is 30Vac‑60Vdc/Maximum.19A. Specification: Item Type: 4mm Banana Jack Socket Model: 24.340 Material: Copper, ABS Purpose: For Electronic Equipment Basic Parameters: Hole Diameter: φ4.00mm Thread: M3 Package List: 10 x 4mm Banana Jack Socket Note: Manual measurement has 1‑2cm error.