Features: Power supply: DC7-12V/500mA, brand new and high quality CW decoder with 1601 LCD display, accurate and intuitive reading, more convenient. The morse code reader is made of high-quality materials, precision printed circuit board, excellent performance and complete functions. It is suitable for electronic enthusiasts and various DIY projects, which can meet different needs. Easy to use. it is only suitable for a computer to for play CW information to decode. Specifications: Size: approx 105X50X25mm/4.13X1.97X0.95in Material: Metal Power supply: for DC 7-12V/500mA, for DC Power Plug 5.5×2.1mm Include 1601 LCD Weight：65g Package Includes: 1 x Ham Radio Essential CW Decoder Morse Code Reader Translator note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.