This is a Beryl Green light switch from Varilight. 

It is a metal switch with a beryl green finish. The switch is a white plastic two way rocker switch. 

Type: Switch
Sub-Type: Rocker Switch
Switch Type: Two Way
Finish: Beryl Green
Rocker-Insert: White
Gang: 1
Switch Colour: White
Screws Included: Yes
Screw Length: 30mm
Back-box Included: No

Code: XY1WBG
Dimensions: 88Lx88H (mm)
£4.86 (inc. VAT)