Features & details Wake up the light: wake up the light simulation of the bedroom, the lights wake up in the morning of the sunrise and gradually wakes the light from 0% brightness to 100%. This process is 3 minutes. Bring a satisfying awakening experience to start a new beautiful day. Bluetooth speaker: 15 W fast wireless charging, the best self-start from the best sleep smart audio machine and Bluetooth speaker that connect the Bluetooth of the mobile phone.