... light , fans etc We will attach 2013 HongKong Lighting Fair,6-9th,April,2013.Welcome to our booth.Booth No:3C ... the power failed, the LED light can automatically turn on 6) 30 Hours for birghter light 45 Hour for economic light ... ,then the indicator bright 2.In the charging state,whether push the switch up or down,all the led lamps off automatically ...