Buried fan-shaped lock.

Italian Ledro Iron Door Latch Lock, size 60: It is installed behind the door using a latch mechanism provided by the Italian company Ledro. The color is beige. 

Bathroom Door Lock with Indicator: It is used for bathroom doors, manufactured in China, and comes with a five-year warranty.

 Italian Iron Door Latch Lock: It is manufactured in Italy and installed behind the door using a latch mechanism provided by the Italian company Shiza. It is an original product from the authorized dealer and comes in red color.