This left steering wheel switch module for Volvo, with codes 20857836 and 20857837, is a set of two switch units, each having three buttons. The switches are connected by a cable with several colored wires and a red connector. The buttons are marked with various symbols for controlling the vehicle’s functions.

The dimensions of the module are indicated using a ruler in the image, showing that each unit is approximately 8-9 cm in length and approximately 2-3 cm in height. This product is essential for ensuring the correct and comfortable operation of the steering wheel controls for compatible Volvo models.