Feature: 1. [Strong Connectivity] Banana coupler manufactured with high accuracy technology, with strong connectivity and good electrical conductivity. 2. [Durable Material] Adopts PVC insulating protective cover, and the main body is treated with brass nickel plating, which is safe and durable, can be used for a long time. 3. [4mm Female to Female] This banana plug coupler is 4mm female to female, and the rated voltage and current is 30Vac‑60Vdc/Max.19A. 4. [Stable Performance] Banana plug extension adapter is exquisite in workmanship, stable in performance, easy to use, and can be used with confidence. 5. [Widely Application] Widely used in electronic instruments, industrial equipment, welding machinery, charging generators, automobiles, computers, communication products, etc. Specification: Item Type: Banana Plug Coupler Model: J.20009 Material: PVC, brass Application: Wdely used in electronic equipment, industrial equipment, inverters, welding machinery, charging generators, ships, RVs, trucks, automobiles, separation and distribution of solar cells, hardware, electronics, electrical appliances, computers, power supply stability Compressors, game consoles, tape recorders, communication products Rated Voltage/Current: 30Vac-60Vdc/Max.19A. Package List: 10 x Banana Coupler