High quality auto door light switch made from premium material. It is robust, aging resistant and wear resistant to ensure maximum strength and durability for a long service life. - Function and purpose: a door mounted light switch that is activated when the door is opened and closed. The switch automatically enables the indicator lights. This helps you determine whether the auto door is closed. - Sensitivity and fit: highly sensitive, so the lights illuminate as soon as the auto door is opened. designed for a perfect fit with the original vehicle. If you do not install the door light switch, the door will lock when you close it. - Easy installation: simple structural design makes installation convenient. No modifications, cuts or drilling required. It can be installed easily without special tools, saving time and effort. 2-3 practical use scenarios - Daily safety check: verify that the door is closed before leaving the vehicle by relying on the indicator lights, reducing the chance of leaving a door ajar. - Replacement or upgrade: suitable for replacing a faulty or missing door light switch and for upgrading to a reliable, automatic door status indication. - Aftermarket retrofit: ideal for retrofitting vehicles to provide consistent door status lighting without extensive modifications.