Vaxhall Astra estate 2011 (new shape) - After market switch - Trev Smith

Hi I wonder if you can help me with a problem. I have a push button switch fitted adjacent to the 12v outlet in the centre of the car console. A red light comes on only when the ignition is on the ignition can be switched off but the light stays on it only goes off when the car door is opened. it does not seem to do anything with in the car and its causing me concern The switch was fitted when I purchased the car

Vaxhall Astra estate 2011 (new shape) - After market switch - elekie&a/c doctor

Ejector seat??