This product is made of zinc alloy and is extremely durable.
The idle (green) / occupied (red) indicator lights show whether the room is occupied or not.
Feature:

Surface treatment: Electroplating, wire drawing, thick nickel coating, oil sealing
The surface-mounted bolts are inserted and fixed through.
Smooth and trouble-free operation.
The idle (green) / occupied (red) indicator lights show whether the room is occupied or not.
It can be directly installed on the partition or the flat door.
Scope of application: Suitable for public places that emphasize elegance, cleanliness and durability, such as airports, railway stations, hospitals, offices, restaurants, shopping malls, and public toilets in offices, etc.
Specification:

Material: Zinc alloy

Applicable plate thickness: 12 - 18mm
Internal lock dimensions: (Length) x (Width) 6.2 x 4.5 cm / 2.40 x 1.77 inches (approximate value)
External lock: (length) x (width) 6cm x 4.1cm / 2.36 x 1.61in (approximate value)
Packaging includes:
1 Zinc alloy latch indicator lock notification:
Please allow for an error of 1 to 3 centimeters. This is due to manual measurement and to ensure that you are not bothered by the previous order.
Please understand that due to the different positions of the pictures, there might be color variations.