Feature: 1. It is widely used and is an indispensable accessory in most electrical equipment. Suitable for engineers or DIY enthusiasts. 2. You will get 10pcs 4mm banana connectors, including 2pcs red, 2pcs black, 2pcs yellow, 2pcs green, 2pcs blue 4mm banana socket connectors adapters. 5 colors make it easy to distinguish them during use. 3. High quality materials, high reliability, strong vibration resistance, excellent mechanical and electrical performance. 4. Comes with fixing screws, simple operation, fast connection, reliable contact, no complicated connection process. 5. Meticulous processing, standard size, perfect for electrical testing in schools, homes, laboratories and factories. Specification: Item Type: Banana Plug Material: ABS+Red Copper Model: U56 Color: Red, Black, Yellow, Green, Blue Product Total Length: Approx.38mm / 1.50in Plug Length: Approx.16mm / 0.63in Plug Width: Approx.4mm / 0.16in Application: Power test accessories . Package List: 10 x Banana Plug Note: 1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.