The Outdoor Revolution Mini Max USB Air Pump is a pocket-sized re-chargeable micro air pump that certainly packs a big punch.  Designed specifically for air mattresses, this handy little USB charging gadget delivers a massive 300 litres of air per minute making short work of any mattress.  Its Small compact design means it can be taken on any camping trip with minimum space needed for storage. Its small yet powerful motor makes setting up camp a breeze, with multiple attachments included to fit most airbed valves on the market.