This integrated driver master control switch exclusively for Volvo S90 & V90 2018-2020 is integrally molded with thickened high-gloss eco-friendly ABS in compact original factory mold, perfectly matching the car door interior mounting slot. All four window lift buttons are wrapped with glossy silver chrome trim to upgrade Nordic luxury interior texture, white functional icons are laser-etched to resist fading and whitening after long-term pressing friction. The upper left section integrates a 4-way mirror adjustment joystick and left/right mirror selector buttons, while the lower area is separated with four independent window control buttons and rear child safety lock button. Original metal spring locating clips are built inside housing, vehicle-dedicated wiring socket on the back with high-purity silver-plated anti-oxidation copper terminals inside. It can be snapped into the original door panel directly with seamless tight fit, no grinding, cutting or ECU reprogramming required.