This kit includes: - 15 Bulb Holders w/ Fahnstock Clips - 15 Miniature Bulbs, 2.5V - 15 Switches w/ Fahnstock Clips - 15 'D' Batteries, 1.5V - 15 Battery holders, 1X 'D' fpr w/s/p connections - 3 Leadwire set/10 - 2 Mini motors - 2 Buzzers - Caddy with cover - Instruction Manual