Item Type: Banana Plug Connector Material: ABS, Nickel Plated Brass Purpose: Widely Used In Electronic Instruments, Industrial Equipment, Electronic Equipment, Inverter, Welding Machinery, Charging Generators, Ships, Saloons, Trucks, Cars, Solar Cell Separation And Distribution Inner Hole Size: Approx.4mm / 0.2in Shell Length: Approx.31mm / 1.2in Color: Red + Black 1Widely Used: Widely used in electronic instrument, industrial equipment, electronic equipment, inverter, welding machinery, charging generators, ships, saloons, trucks, cars, solar cell separation and distribution. 2Stable Current Transmission: Corrosion resistance, not easy oxidation, can ensure the stable current transmission. 3Manufacturing Material: Made of ABS and nickel plated brass, it is rugged and durable, which undoubtedly extends its service life. 4Accessories for Electrical Connection: Terminal is a kind of accessories used to realize electrical connection. The products are widely used in hardware, electronics, electrical appliances, computers, power regulators, game consoles, radio recorders, communication products, etc. 5Simple Operation: Simple to operate, easy to use, easy to install and disassemble. Without any difficult requirements even though you use it for the first time. 10 xBinding Post(Red) 10 x Binding Post (Black) 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.