This Smart Bedroom have three features. The First One. We can control the light using voice recognition, so we just say “turn on the light” and “turn off the light” to turn on and off the light. Second feature is sleeping mode, when we activate this feature, the lamp will all off and the sleeping tree will on. this sleeping tree dim the light and play a nature sound so we can sleep better. The last feature is face recognition. Camera will recognize people from inside room and then make an alarm if the person unknown.