The Volvo tachograph with codes 20879737, 21089527, 21386632, 21593391, 21930329, 22081534, 22587509, 20728036, 21386622, 85013101, 85013506, 21593381 is a device for recording essential data for commercial vehicles. It operates at a voltage of 24V and is essential for monitoring driving time, speed, and distance traveled. The product features a robust design, ideal for the heavy operating conditions specific to trucks and buses. It is a vital piece of equipment for complying with regulations regarding driving hours and rest periods for professional drivers.

Dimensions: approximately 22 cm in length, 18 cm in width, and 4 cm in height.