This Power Strip attaches to a 12V transformer and is another option to wire a dollhouse that has already been wallpapered. It contains 12 outlets for male plugs. TRANSFORMER NOT INCLUDED. Designed for use with all 12V systems and can power up to 23 bulbs. Replaceable fuse included: CK1024 2 amp. Dimensions: 7-1/2"L x 3/4"W x 1/4"D. 1in to 1ft. 1:12 Scale. This is sized for a dollhouse. Detailed scale model for adult collectors. Not intended for children under 14.