The SensoSphere App enables you to control your SensoSphere mood light through a Bluetooth* link.The App lets you set the colour mode of the SensoSphere. It also unlocks many additional functions:- Sleep Timer to switch off or turn into a night light at bed time- Wake Up Timer to wake in beautiful colours, with optional dawn simulation- Advanced Options to control colour saturation and brainwave entrainment * Requires Bluetooth 4 capability in your mobile device