Specifications：Hign-concerned Chemical:None：Special Features:Car Automatic Stop Start Engine System：Item Diameter:standardinch：Item Weight:0.1kg：Item Height:standardinch：Item Width:standardinch：Item Length:standardinch：External Testing Certification:iso9001：Model Name:For Subaru Forester SK：Year:2018 2019 2020 2021 2022 2023：：Origin:Mainland China：OEM NO.:Off Device Control Sensor：Material:ABS：Item Type:BUTTON SWITCH：Car Automatic Stop Start Engine System Off Device Control Sensor For Subaru Forester SK 2018 2019 2020 2021 2023：For Subaru Forester SK 2018-2023：Attention: This products function is Close Stop Start Engine System, your original car must have "A off"button,than can use. if your car haven't "A off"button, cann't fit for your car.：Installation: Please turn off the power of the car before installation.Remove the panel with tool and connect the cable between factory socket and button socket.：Setting: After installation, start the engine while stepping on brake pedal, observe for 3-6 seconds. Don't press the button. The button light will turn red itself. The default setting is that you don't have to close the stop start engine function manually every time. If you want it for a moment, press the off button to reactivate the function. ：Note: ：Please make sure it is fit your car before you purchase,if you are not sure,please contact us,thanks