Do people often forget to turn off the light, water? Saving electricity, gas, water — this is one of the directions of the smart house.
You can save electricity in this way: turn on the light as soon as a person went into the room and turn it off after three or five minutes after a person left the room; To take into account the fact that it is light during the day and you need to include light only in dark rooms without windows (for example, toilet, bathroom).