... ,fiuorescent lights,motor speed controls,light dimmers.Over-Voltage:Long duration(milliseconds,seconds,minutes,hours or days ... oscillating between periods of brown -outs and over-voltage or accidental (e.g.accidental connection between two ... country in word,especially in areas of frequent voltage problems.suddenloss of power can cause damage ranging ... an object near it. AVS-15Amp AC voltage stabilizer