RTF stands for Ready-to-Fly and it means the model you are buying comes complete with everything you need to get started - straight from the box!

RTR stands for Ready-to-Run and it means that the RC car or boat comes with the transmitter, battery and charger. You can start racing without requiring any extra component.

BNF stands for Bind-N-Fly. Bind-N-Fly products come with everything you need except for a transmitter. With BNF products you can use the transmitter of your choice and bind it to the receiver included with the model.

PNP stands for Plug-N-Play. Plug-N-Play products come with everything you need except for a transmitter, receiver battery and charger.  It does contain servos, motor and ESC.

ARF stands for Almost-Ready-to-Fly, this means the model needs some additional "need to complete" items before you can start flying. Common additional items include servo's, motor, electronics, batteries and even glue.

KIT stands for kit! You have to build this from all of the parts in the box and provide all necessary servos, esc, batteries to fly. This is for expert model builders.