Features: *Sturdy Construction:Made from sturdy metal materials, the CW keyer is sturdy and long-lasting, not easy to break and tear. *Convenient Storage Function:This automatic keyer features storage and compartmental storage functions, making it easy to store and access frequently used phrases. *Power Failure Protection:With a power failure protection function, this keyer helps conserve energy while ensuring reliable performance. *Simple and User-friendly Operation:With just two buttons and a switch, the product is easy to operate and provides a seamless user experience. *Adjustable Speed Switch:The keyer offers an adjustable speed switch, allowing users to customize the speed to their preference, providing comfort and power-saving benefits. Specifications: Part Name:CW Morse Keyer Material:Metal Size:About 100*55*25 mm/3.94*2.17*0.98 inches Color:Black Battery:Powered by AAA battery(Not included) Package Content: 1 * CW Keyer Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Made of standard material, quality assurance and practicality. Perfect function, bring you a wonderful experience. Every customer is entitled to a 30-day refund or replacement for damage/quality issues. If you have any questions, please feel free to contact us and we will solve it for you. Mx-K2 Cw Keyer Auto Memory Keys Controller Morse Auto Switch For Radio Boosters