Model: Four-axle construction car with built-in video camera and sender. A receiver with a plug for household current and a connecting cable for a television or video recorder with a European connector are included with the car. This set differs from the 49941 only in the absence of a rechargeable battery car. Therefore, this car is only usable in digital operation. The camera lens is located in the end of the car. Standard television transmission. PAL. Transmission frequency: 2.4 Ghz. The sender and receiver channel is permanently set. Length over buffers 27.0 cm / 10-5/8*.