Traditional Culture Encyclopedia - Hotel reservation - What's the name of that lock on the hotel door? Not that kind of induction

What's the name of that lock on the hotel door? Not that kind of induction

That's a safety buckle. It is made of metal, like a bolt. The door frame is made of steel ring and the door is made of metal knob. Then you can buckle the ring on the knob, right?

I'll have my friend take a picture of you and look for it.

Look at the pictures of hotel door buckles and anti-theft buckles.