Welcome to our store! 1, Small and Lightweight: The H1 helicopter flight controller is lightweight, small in size, and compact in structure. 2, Easy Installation: The H1 flight controller adapter module is easy to install and requires no complicated procedures. 3, Parameter Data: The RC H1 flight control module's input voltage is 5-8.4V, and the output voltage is 3.3V. 4, Strong Practicality: The H1 flight controller adapter module allows such receivers to be used normally on H1 flight controllers. 5, Scope of Application: RC helicopter flight controllers are suitable for H1 flight controllers and used to transmit DSM2/DSMX satellite receivers. Item Type: DSM2/DSMX Transmitter Material: Electronic Components Color: Black Input Voltage: 5-8.4V Output Voltage: 3.3V Applicable Receiver: DSM2/DSMX Satellite Module Size: Approx. 18 x 9mm / 0.7 x 0.4in Applicable: For H1 Flights Controller 1 x DSM2/DSMX Transmitter Customers are our top priority. If you find any problems with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.