Specifications Product Type CW Morse Code Automatic KeyMaterial Aluminum alloy base and carbon fiber paddleDimensions 127mm x 60mm x 45mmWeight Approx 955gInterface 3 5mm audio plug three segment typeBase Design Cast aluminum baseFeatures 1 Precise Adjustment Equipped with knurled screws for contact gap customization to accommodate various transmission requirements 2 Magnetic Damping Design Provides bilateral adjustment for smoother key operation 3 User Friendly Interface Standard 3 5mm audio interface supports seamless compatibility with radio equipment 4 Carbon Fiber Paddles Insulated and smooth for high performance operation without static conduction interference 5 Compact and Stable Build Well balanced design enhances usability during extended use Package Included 1 x Double Paddle Automatic Key