Range: MultiGrid Module. Finish: White. : Modules for MK, GET, Crabtree Grids. Insert/Knob Colour: White Insert. Barcode: 5021575968958. Dimensions: 24x23x53mm. Net Weight: 48g. Gross Weight: 50g. Varilight 2-Way Dimmer for Multiple HF Ballasts/LED Drivers requiring 1-10V DC Input (To fit MK, Schneider/GET & Crabtree) White GFP1M1W.MG