Spektrum Certified Used RC Transmitters are gently used Spektrum transmitters refurbished to like-new condition by our expert electronic service technicians. Our Spektrum transmitters have been inspected, repaired, or had damaged or worn-out components replaced to guarantee that your Spektrum Certified Used RC Transmitter is 100% functional. Each transmitter has also been updated with the latest available firmware and is ready for you to register on your own personal SpektrumRC account. Additionally, your Spektrum Certified Used RC Transmitter includes a 90-day limited warranty. Please note that your Spektrum Certified Used RC Transmitter may not have any standard accessories or documentation customarily included with a factory-new RC transmitter. Please refer to the product's web page for more information.