For sale is 6 x 12v LED Dimming Spot Lamp Light + 2 x USB Port Caravan Motorhome Campervan. Main Body 50 mm Long. 6 x 12v LED Dimming Spot Lamp Light + 2 x USB Port Caravan Motorhome Campervan. This is also a closed unit so your unable to change the bulb. If you find you have an issue with your order please contact before proceeding with leaving feedback or opening a case, so that we can resolve the issue.