HOW TO CONNECT THE EM-LOCK
Connect the lines between the controller and the EM lock,red to red,black to black.

HOW TO PLAY
Step 1
There is a Tangram props in the room.Each of them has different colors and shapes,with total 7 wodden pieces.Adventurers need to find the other pieces and put all of them into the wooden box.
Step 2
There is only one way to put all the 7 pieces into the wooden box.After putting all the wooden pieces into the box,the EM lock will open.

HOW TO RESET
There are two ways for resetting,first way,you just need to take away any piece of wood or more,the EM lock will lock again,second way,just power off the controller and restart the adapter.

FEATURES
Suitable for all aged:this tangram props is in demand and widely used in the escape room game.With interesting and inteligent designs,it is not only suit for adults but also children.