This is the Remote Onlyand compatible for,- Proportional RTR- Proportional Receiver model -XX-162R, XX-412R & the new C54 RTR XX-532RFor compatible proportional receiver - Click here
How do I know if my car/receiver is Proportional or not?- if it is proportional model, as you turn your steering, your car should steer according to how much you input- if it's a non-proportional model, as you apply steering, it goes full to one direction instantly

- proportional receiver has 3 pin servo connector

*requires own 2x AA batteries