Door Puzzle for Stunning Room, Popular Escape Room Game Prop Maker

Amazing Room Escape Prop: Door Puzzle  How to use this game puzzle-- Power up this door puzzle, the lock closed tightly. The sensor can be fixed on the door. The adventurer knocks on  the door with right rhythm so the that door will open. The lock will be installed on the door, to show it clearly we put it on the table. This handmade game prop includes:power adapter, controller and sensor. This device can be used together with Password in Light puzzle. Notes -- EM Lock is not included in the package, please purchase it separately in our store if needed.           There are two kinds of locks :           60kg force for drawers and small doors          130kg force for big doors.