NX20 20-Channel DSMX Transmitter Only YEA-YA-0356RD 4GHz 2Ch radio system that

4GHz 2Ch radio system that includes the waterproof SRX2 FHSS receiver

Multiple options for easy programming:

1 LiPo Conversion Kit

Estes model rocket engines

5 Model Memory

NX20 20-Channel DSMX Transmitter Only YEA-YA-0356RD 4GHz 2Ch radio system thatNX20 20 Channel DSMX Transmitter Only SPMR20500 Features Backlit 5", 800x480 display screen with multiple color palette choices and user customizable colors Wi Fi connectivity for easy product registration and firmware updates Smart Technology compatibility out of the box 3. 7V 10500mAh 1S Lithium Ion transmitter battery and a magnetic USB Cable and USB C Adapter for convenient USB charging Airplane, sailplane, multi rotor, and helicopter programming