This package has a quantity of 10 #12 (2 pin) 6 volt clear bulb's that are used for the Lionel SW Transformer, and the 195 Floodlight Tower and the 350 transfer table other post war period Lionel Trains & Accessories produced in the 1950's. Each bulb is hand tested and guaranteed to work. Domestic Shipping is included in the purchase price.  Thank you for looking!