Convenient Timer Function & 8 Modes & Memory Function: The button is at the end of the plug to turn on/off the timer function, press the button for few seconds till the green light on/off to turn on/off the timer function and switch 8 modes (combination, in waves, sequential, slo glo, chasing/flash, slow fade, twinkle/flash, steady on). This fairy lights could remember the setting of previous night you set
