When adventurers enter the room, the sensor detected human body and the device be triggered, game gets started. Players must stand still (without any even slight movement) for a fixed time, the door will open. If they do not stand still for a certain time, nothing happens.
List: one human detect sensor, one magnet sensor, one controller, one 12V adapter
![](http://cdn.shopify.com/s/files/1/0230/5366/4336/files/d4d96011363c727f06fb5e44382c2520.jpg?v=1562565467)