Features: New real driver ball, excellent feel and quality. Plug and play, easy to install, drive-free use, supports PC Windows systems with Windows 7 and above. High and low gear shifter head, suitable for players modifying G25, G27, G29, TH8A gear for ETS2. Includes two switchers and one additional user-defined button. Use the switch to quickly switch between high and low gears, up to 18 gears. Connector made of aluminum alloy, compatible with all mainstream electronic gears on the market, supports 12mm, 10mm, and 8mm connections, compatible with various equipment. Specification: Type: PC USB Shift Knob USB Cable Length: 2 Meters PC System: Supports Windows 7 and above Material: ABS + Aluminum Alloy Color: Black Package Contents: 1 x USB SIM Shifter Knob Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. Measurement allowance is +/- 1-3 cm.