... Mechanical Life:100,000 times Remote Distance: 30M Crystal Glass Tact Switch (Remote Control Selectable)1)Material: Tempered Glass, High Quality Brass ... lamp.2)Installation is as same as normal light switch, Replace traditional wall switch completely and smoothly.3)Using with all types ... ,Fluorescent lamps,Energy saving lamps and so on.. Crystal Glass Tact Switch (Remote Control Selectable)