This is a must have for any modular building! One of the best parts of a modular building, is the detail that is on the inside. Now you can separate each floor without worrying about disconnecting any wires. When the two pieces are touching, it completes the circuit and the lights turn on. Each piece includes about 12 inches of wire.
This piece is a 1x2 plate with two metal bumps that protrude from the bottom
This piece is a 1x2 tile with two circular metal surfaces on top
Attach one piece to the top floor and connect the other piece to the bottom floor. Now, once both pieces are touching, all the lights that are plugged into these wireless power connetors, will light up. Power source required (not included)