This shield / rain-shield was specifically designed to be used with the Safelink SAB6 flush mounting door release button.
TRADE Rainshield SAB6-RS
Used to protect from the weather or to help stop the button being accessed from the external side of the property if a non solid gate is in use.
The image shows the SAB6/RS fitted onto a Safelink SAB6 door release button.
These two items need to be purchased individually.