1.High quality crystal tempered glass panel

2.The same light can be controlled by two switches in two different places Do not need to turn on/off the light in one place, very convenient

3.Note: The two switches should be installed in the same room or floor.Try to avoid installing them in the corners or between walls

4.Control Distance: less than 10m

5.Every intermediate touch switches consist of two switches

?? (Switch A & Switch B )

6.Switch B only support double wire.(L and N wire)