... contents of the current time period set.8.”Mode”button: control mode switch: on, off, automatic.1.Press ... will display cyclical three modes:”open”,”automatic”,”off”,select mode depend on your needs.4.2.Four modes ... power,then work as the set procedure.Note:in "automatic" mode, the upper left of screen show lighting means ... ,it must be on mode.1.If the button is ineffective,pls plug in for half an hour ...