Draper Storm Force 12V Mini Analogue Air Compressor, 250psi Max.  £12.19

This mini analogue air compressor with pressure gauge (guide only) is ideal for inflating car and bike tyres, airbeds, dinghies and sports equipment. It is powered by a 12V cigarette lighter socket, which is great for pumping up equipment while camping or partaking in outdoor sports activities. It comes supplied with a 12V DC cable, inflating adaptor nozzle, one needle valve adaptor and a hose with a clip-on tyre connector.