Product comes in travel lock mode. To unlock hold down + and - button for 5 seconds.<br /><br />Sleek&#44; elegant&#44; and discreet. What more could you ask for? Contoured with body safe silicone and 5 intoxicating patterns&#44; the KEY by Jopen Nyx is your key to a night of seductive sensuality. Nyx features 5 patterns of strong&#44; powerful vibrations. This mini massager is waterproof made with body safe silicone. It also has a stainless alloy&#44; easy push button. The Nyx uses 1 AA battery. Comes with a soft&#44; lint-free carrying pouch. 5 x 1.25.