... 10-15cm away from the induction window7)The cover will open automatically within 0.5 second when ... any object in the inductive distance.8) The cover will close automatically about 0.3 seconds later after ... just press "open"button at the top of cover, the cover open up ,it will not close, unless you ... the indicator twinkle in red every 3 seconds, when cover is open, indicator is green. - When battery is ...