Coghlan's Electric Air Pump 110/120V With 3 Valve Adaptors. Make inflating your air mattresses and inflatables a breeze with Coghlan's Electric Air Pump. This easy-to-use pump plugs into any 110/120V outlet and comes with 3 valve adapters to match various valve sizes. It can inflate a typical twin-sized air mattress in as little as one minute, saving you time and energy. Ideal for use with inflatable mattresses and other inflatables, this pump is a must-have for any outdoor adventure.