It might stand just six inches tall but our USB lava lamp will still be the focal point of your desk, attracting potential mates from all over the office and making you 14 times more popular in the process.

Lava lamps have been employed through the ages, since their invention in the 15th century as a method of deterring witches from entering the home. They seem to work, as every house we've been to that has one has always been 100% witch-free.

There's also the hypnotic effect of a lava lamp, too. Use it on your boss when discussing a pay rise. ‘Listen to me – a 50% pay hike is perfectly reasonable, sir,' you'll intone. Before you know it, you'll be on easy street.

There really is very little this little lava lamp can't do to improve your life. Available in the most popular blue colour, it'll maximise your witch-repellent, mate-attracting, boss-influencing potential. Sorted.