100% quality high and low gear handball head, suitable for players who modify G25 / G27 / G29H/ TH8A gear ETS2 & ATS, can use the switch to quickly switch between high and low gears, including two switchers, up to 18 gears. USB cable, plug and play, easy to install, only supports PC system Fitment: Applicable to for modified G25 / G27 / G29 / H/TH8A TH8A gear SUPPORTED GAMES: American Truck Simulator European Truck Simulator 2 and other simulators and games Setting: Open the ETS2 / ATS game settings: option → Controls (Keyboard→Select add joystick controller name) →Transmission H-Shifter →Shifter layout ( 10/13/18 speeds) →Shifter Toggle:1 Joy Button 1→Shifter Toggle:2 Joy Button 2 →Shifter Toggle use Switch Mode √ Type: Shift Knob Applicable: PC-USB Basic Settings First plug the device into the computer.After entering ,the following prompt up,please click "Ignore". Color: Black Material: ABS+Aluminum Alloy Package Contents: 1 * Shifter 3 * Adapter 1 * Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.