Up for sale is High Quality  SMD (3030 x 2) LED Bulb (T10) - 
Push-in (Wedge Style) 24V  1W  
This LED light bulb is to replace incandescent bulbs (#413181802) 

Dimension: 10 x 24 mm
Material: aluminium
Lumen: 60LM
Base: T10 wedge type
Light color: cool white (6000K)

Fits Pfaff sewing machine models:
Creative 2.0, Expression 150, Expression 2.0, Expression 3.0, Expression 3.2, Expression 3.5, Quilt Expression 4.0, Quilt Expression 4.2

and Viking sewing machine models:
835 Sapphire, 855 Sapphire, Designer Topaz 30, Designer Topaz 20, Designer Topaz 50, Eden Rose 250C, Sapphire 830, Sapphire 850, Sapphire 870 Quilt, Sapphire 875 Quilt, Tribute 140C