The AK02 automatic keys are designed to be compact and easy to operate, and can be used with accessories according to different environments. There are strong magnets around, the user can be equipped with a base and other stable installation, reliable performance, low price, is the for many novices to learn to report. Its compact and flexible operation is also a weapon for radio enthusiasts to participate in the CW competition. Automatic key body size: length 60x width 50x height 30mm (excluding double paddle protrusions) Output interface: 3.5 audio jack Colour:As Shown Material:Metal Package Contents: 1 x Cw Short Wave Key Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.