This is an Airtronics Switch Harness with BEC Plugs. This switch harness features one female BEC plug and one male BEC plug. It's used with receivers that feature a BEC-style power input slot and a dry cell receiver battery holder that features a male BEC plug.

This is an Airtronics Standard Switch Harness with Charge Lead. This switch harness features Z Connectors which are compatible with all current Airtronics receivers and most other brands. This switch features a mounting faceplate, mounting screws and charge lead and is ideal for use in nearly all types of aircraft, helicopter, boat and car models.