HamGeek CW Key Sound and Light Circuit Board Morse Code CW Transmission Training Suitable for Manual CW Key

Features:
- Reserve two screw holes for fixing purposes. Perfect combination with electric keys for stable training.
- Paired with a 3.5mm audio cable and connected to manual keys for training, it provides a more immersive experience.
- High quality circuit board with replaceable CR2032 button battery.

Specification:
- CW key interface: 3.5mm audio interface
- Net weight: 12.5g
- Product size: 60 x 30mm (W x H)

Package Included:
- 1 x Circuit Board
- 1 x CR2032 Button Battery
- 1 x 6.5 Female to 3.5mm Male Adapter

Note:
- Please remove the seal of the buzzer before use to obtain a clear sound.