1.Locking the car automatically raises the window.Turn off the driver's door and open the driver's door: Unclosed windows and sunroofs will automatically close2.Double flashing: When opening any door of the vehicle, the double flashing light will flash3.High-speed emergency braking double flash:In high-speed driving, the driver urgently applies the brakes, and the vehicle's dual flashing lights will automatically turn on4.High speed wiper double flash:When it rains or fogs in high-speed driving, the vehicle's wiper, double flashing lights will automatically turn on5.Door unlock reminder: Locking when the door is not closed, the horn will beep .Long press the side door lock button, the front passenger seat moves forward, long press the side door unlock button, the front passenger moves backRated working voltage: DC12VApplicable Models:For Benz New A/B GLA CLA GLB 2019-2021 Colour:blackMaterial:ABS plasticPackage Contents:1 x Comfort Module1 x WireOnly 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.