Frsky X9 Lite 2.4Ghz TransmitterPLEASE NOTE: If using 18650 batteries to power this radio, please ensure you use the button top variety ONLY, such as those linked in this description. Flat top batteries often make poor no contact in this radio and their usage may result in no power or other issues. As a portable radio, the FrSky Taranis X9 Lite is a remarkable fusion of traditional radio design with the innovations of the latest ACCESS protocol. The X9 Lite inherits its classic form