Original KuKirin G2 Master headlight switch. This is version B, and you can tell if yours is version B by unplugging the connector and on the side of the plug you will see the letters CZ. If instead you see BMING, then you need the B version.

Note; replacing this part may require specific tools and technical ability and should only be completed by a competent person. Ensure to consult the warranty policy for your scooter before taking on any repairs yourself.