CIR-KIT CONCEPTS This Kit can powerS 12 volt or 16 volt light fixtures. Everything you need to wire a 12 to 15 room house. Instruction booklet included. Includes: 1- Transformer Lead-In Wire (w/switch and spade lugs) 1- 12V, 20W Plug-In Transformer (w/built- in circuit breaker) 1- 12V GOR Bulb 1- Instruction Book 1- No. 66 Bit 2- Headless Pins (approx. 72) 2- Clear Heat Shrink Tubes (12 pak) 2- 4 Pole Terminal Blocks 1- Terminal Block Jumpers (6 pak) 1- 25' Miniature "Zip" Cord 1- 15' Feeder Wire 1- Test Probe 1- Map Tack