Proportional both steering and throttle.
* Does not work with Non-proportional Remote
* You need Proportional Remote together if you don't have one - Link here
Works with standard Servo with 3 wires lead.
*meant for upgrading your non-proportional RTR of WPL to proportional control. this does not work with Non-WPL electronics/plugs. You should always check for polarity before turning on