1、Main Purpose: This automatic CW telegraph key kit is widely used in signal circuits of toll exchange equipment and various machines, with stable performance and reliable operation. 2、Magnetic Base: The CW telegraph key adopts a magnetic base with strong adsorption force, ensuring that the telegraph key will not slide freely, which is stable and reliable. 3、Double Paddle: This automatic morse code key is double paddle design, featuring compact size and light weight, easy installation and operation, and strong practicality. 4、Other Accessories: Equipped with connecting wire, L wrench, and other accessories, this CW key is easy to install, foot pad and patch can protect the device from scratches. 5、ABS Material: The telegraph key shell is made of excellent ABS material, has good toughness, oxidation resistance and corrosion resistance, can be used in various environments.