The listing is for 1 BRAND NEW CLEAR PUSH IN LED LIGHT BULB that fits many Singer and other Home Sewing Machines using Push In Light Bulb type.

Base 15mm, (~ 5/8")
Length about 2" 
1.5W
20 LEDs
Long life
110V / 120V
Push in / Bayonet type

Bright WHITE LED light.  Save on energy.

fits Singer Models 15-88, 15-90, 15-91, 201, 221, 222, 301A, 401, 401A, 403, 404, 500,  501, 501A, 734, 774, 776, 750, 755, 756, 758, 770, 775 ,778, 900, 1022, 1482, 14U344, 14U354, 14U454, 14U455,  & more.

Part: LED-208MD-BA15D-110V

Made in Taiwan