Plugs directly into the receiver using standard servo connectors Connect and control multiple mechanisms with a single radio channel One-by-one and programmed delay modes Electronic and manual release mechanisms Ready to use and easy to install Overview The E-flite servoless payload release enables you to drop a single payload while in flight, or enables you to use multiple devices to drop multiple payloads using only one channel on your receiver. It can also be used as a tow release for sailplanes.