RC Speed Boat Josway alaph 8901

About J4C05 2.4GHz 4CH Transmitter & Receiver for Joysway RC Racing Sailboat Upgrading

If you are familiar with the Joysway RC Racing Sailboat, you may know the J4C05 2.4GHz 4CH Transmitter & Receiver for them, the Dragon Force 65 8815 Model, the Dragon Flite 95 8811 Model and the Focus 2 8812 Model.

The Original J4C05 2.4GHz 4CH Transmitter & Receiver’s appearance is as below:
Original Verison of 2.4GHz 4CH Transmitter & Receiver for RC Racing Sailboat

As you can see, there is an aerial stick on the top. If the aerial stick is damaged or broken, then the transmission function is affected.
In order to improve the Transmitter & Receiver, we made some modification. And Put the aerial device inside of the body, and no need the aerial stick anymore.

Here below is an image of the latest new J4C05 2.4GHz 4CH Transmitter & Receiver.
Upgraded Verison of 2.4GHz 4CH Transmitter & Receiver for RC Racing Sailboat
And here below is a structure and function explode map:
Structure and Function Explode Map of 2.4GHz 4CH Transmitter & Receiver for RC Racing Sailboat
And at last, here below is a PDF manual for the new upgraded J4C05.

Upgraded Version of J4C05 2.4GHz 4CH Transmitter & Receiver Manual