Features: Experience vintage elegance with this Morse code telegraph key, crafted from premium wood and brushed stainless steel, featuring a built in sound and light module for realistic practice and seamless operate. Key features include innovative floating suspension bearings for smooth action, a hidden thumb screw travel adjuster for easy customization, and a 3.5mm port for versatile connectivity with transceivers or training oscillators. Ideal for amateur radio operators, Morse code learners, and history enthusiasts seeking an authentic, functional tool for enhancing their communication skills and collection. Perfect for home practice, training exercises, or as a decorative display on desks, shelves, or in communication accessory cabinets for immersive use. Combining industrial design precisions with refined aesthetics, this paddle serves as a functional art piece, ensuring performances and visual appeal in any setting. Specifications: Component: Wood, Metal Base size: about. 120x70mm/4.72x2.76in Interfaces: 3.5mm port (for radio transmitters) Battery: Button battery 3.6V (not included!) Pattern: 4 pattern optional Package Includes: 1pc Morse Code Telegraph Key note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.