Included Components: 4 window switch kits Vehicle FitmentFits for C- 2016 2017 2018 2019 2020 2021, For XA50 2019 2020 2021. For use on passenger side and drive master window switch. Replaces Part NumberThe led lighted Window Switch direct replacement for part# Driver Side: 8404002180, 840400R020, 84040F4060, Passenger Side: 84810F4060. High Strength PlasticMaster power window switch button kit has good impact resistance and is not easy to deform or fracture; With blue LED light can be found faster at night.ue LED light can be found faster at night. Easy installationPlug and play, just remove the window control switch and install it. The installation process is simple.(No instruction included). AttentionThe accurate way to judge the compatibility is your old Window Switch Button Kit part number, so please confirm the old part number match our list part number. Professional installation in highly recommended. Type: Power Window Switch Backlight(Blue light ) Quantity: 4pcs Driver Side Terminal: 20 Pins Passenger Side Terminal: 8 Pins Placement on Vehicle: Passenger Side and Driver Side Interchange Part Number: Driver Side: 84040-F4060 84040-0R020 84040-02180 Passenger Side: 84810-F4060 Fitment: For XA50 2019 2020 2021 For C- 2016 2017 2018 2019 2020 2021 Material: ABS Color: Black Package Contents: 1Set * Power Window Switch 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.