~Dodow :- A sleeping aid designed by insomniacs for insomniacs ~ **100 day money-back guarantee included!** £15.00 (RRP £49.99) Batteries included. Brand new & sealed in the box. Dodoow is a metronome with a light system that guides you to sleep naturally, without taking any medicine. The exercise takes as little as 8 minutes as Dodow helps you slow your breathing from 11 to 6 breaths per minute, to help you nod off quickly and get a restful and restorative night's sleep.