Impact wrench 1/2", 1356Nm

What do the symbols mean?

K 9901 is a compact 1/2” impact wrench with dual speed modes and high-performance motor with Double Air Intake. This makes it extra powerful with a max torque of 1356Nm and loosening 2200Nm. Chassis in composite material for low weight and good insulation. It is only 150mm long in total, which makes it small and easy to get into narrow spaces.