The rain sensor automatically adjusts the wiper frequency according to the intensity of the rain. The light sensor measures the incident light and automatically determines which lighting mode the headlights are in. The humidity sensor uses Climatronic to reduce fogging and also makes the climate inside the vehicle more pleasant. Suitable for the following vehicles: VW Amarok S6, VW Caddy SA, VW Golf Cabrio 517, VW Jetta 163, VW T6 SG, VW Seat 122, Skoda Citigo NF1, Skoda Yeti 5L from model year 2015, Seat Mii KF1. Scope of delivery: 1x rain/light sensor. Note: Windshield replacement required. Additional parts are required for a complete upgrade (light switch, wiring harness, coding dongle, etc.).