Now you can spend less time stuck in the bathroom when you use the AER Dryer Cordless Hair Styling Device. This useful gadget lets you dry your hair wherever you want. So now your hair dryer can join the ranks of your favorite Bluetooth earbuds and wireless computer mouse. And you can say goodbye to annoying cables with this cordless hair dryer. Running on a rechargeable lithium silicon aer battery, this device offers a four-hour runtime. Depending on the heat setting you choose, you can dry your hair for a week on a single charge. Moreover, it has 13 built-in sensors that adjust automatically to account for humidity and temperature. Furthermore, you’ll love that you can use Bluetooth to connect it to the AER app, where you can create specific profiles for your hair.