Varilight 1-Gang 2-Way Rotary Dimmer Light Switch Push-On/Off 100-1000W | White 1-Gang 2-Way Push-On/Off Rotary Dimmer 1 x 100-1000WThe Varilight white plastic dimmer range has a 15mm depth from front to back of plate and require a 25mm wall box . Covered by the Varilight 10 year guaranty. Each dimmer has different characteristics and load requirements which are listed in the product title. Single plate size: 85mm x 85mm. Double plate size: 85mm x 145mm. _V Plus Dimmer _1 Gang 2 Way Push On Off Rotary Dimmer 1 x 100 1000W _V Plus intelligent dimming technology _Ideal for mains and