The product is a digital speed meter meter computer by Autool designed for multiple high speed auto vehicles. It operates at a low power consumption of <80mA and is powered by a 12V DC source. The ABS material made device has dimensions of 60mm X 50mm X 70mm and a weight of 180g. This multimeters & analyzers tool is compact with an item height of 8cm, length of 10cm, and width of 5cm, making it convenient for diagnosing vehicle electronics and GPS systems.