Key Ball / Door Lock

It is not easy to insert the key in to the lock, especially in dark night. And the electronic password lock is operated complexly and is inclined to be deciphered. The “Key Ball” is door with a ball lock working based on the infrared technique. The key shaped in ball is separated from the door and carried by the user. The sensing electronic signal on the door is started after the ball key is putting into the concave. And then, the door can be opened by finger sliding on the controlling screen just as unlock the iphone. There is no lock hole outside the door, preventing the lock from being damaged and increasing safety.