This product is an alcohol test blocker for Scania vehicles, compatible with models 8320270, 8315790, KBA9724, and 1874179. The device is used to prevent the vehicle from starting by drivers under the influence of alcohol. The system includes a central module connected to a portable breathalyzer with a digital display and navigation buttons. The connection wires are color-coded to facilitate correct installation, and the main unit is inscribed with the code 17912.

The approximate dimensions of the device are indicated by a ruler placed next to it, with a total length of 30 cm.