Feature:  1. Versatile Power Supply: This CW Decoder can be powered by a DC 7-12V/500mA power supply, providing flexibility in power options. It also supports a built-in rechargeable lithium battery (TYPC-C 5V 3.7V) for outdoor use.  2. Convenient and Portable: With compact dimensions of 105*50*15mm, this Morse code reader is easy to carry and suitable for outdoor activities. The added charging function ensures convenient usage without the need for constant battery replacement.  3. Morse Code Practice: Use this Morse code translator to practice your Morse code skills and improve your decoding abilities. It allows you to listen to CW input sources and check your accuracy and proficiency.  4. Space Character Recognition: With the red button, you can easily turn space character recognition on or off. This feature of ham radio essential module enables selective decoding, allowing you to filter out space characters and focus on specific codes displayed on the screen.  5. On-board LED Light: Equipped with an on-board LED light, this CW trainer decoder provides visual indication and feedback. When fully charged, two LEDs light up, indicating the battery status and ensuring optimal performance.               Specification:        Certification: NONE        Origin: Mainland China        DIY Supplies: ELECTRICAL        Model Number: CW Decoder        Type: Morse Code Translator     Power supply: DC 7-12V/500mA     Product size: 105 x 50 x 15mm/4.1 x 2.0 x 1.6inch              Note:  Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you  Please allow 1-2cm measuring deviation due to manual measurement.                       Packages:      1 x CW Decoder