Welcome to our store！</br> 1、Small Light: H1 helicopter flights controller is light in weight, small in size and compact in structure. 2、Easy to Install: The H1 flights controller adapter module is easy to install and requires no complicated procedures. 3、Parameter Data: RC H1 flights controller module input voltage is 5‑8.4V, output voltage is 3.3V. 4、Strong Practicability: H1 flights controller adapter module enables such receivers to be used normally on H1 flights controllers. 5、Scope of Application: RC helicopter flights controller is suitable for H1 flights controller, used to transfer DSM2/DSMX satellite receiver. <p class="wang-edit-text"><p class="wang-edit-text"> <p class="wang-edit-text"> Item Type: DSM2/DSMX&nbsp;Transmitter Material: Electronic Components Colour: Black Input Voltage: 5-8.4V Output Voltage: 3.3V Applicable Receiver: DSM2/DSMX&nbsp;&nbsp;Satellite Module Size:Approx.18 x 9mm / 0.7 x 0.4in Applicable:For H1 Flights Controller <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x&nbsp;DSM2/DSMX&nbsp;Transmitter Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>