Yes, you can enable 'Dark Mode' in the Lighting settings in the app under Settings>My Device >Sound and Light, and you can choose to have the lighting effect dimmed or not. Once Dark Mode is enabled, the lights will automatically dim when it gets dark.
Another option is to enable ECO mode in Settings>My Device >Sound and Light. Once enabled, the lights on the mower and charging station will automatically switch off when the mower is left on the charging station in standby mode for 10 seconds.
Another option is to enable ECO mode in Settings>My Device >Sound and Light. Once enabled, the lights on the mower and charging station will automatically switch off when the mower is left on the charging station in standby mode for 10 seconds.