This filter increases or decreases the image brightness by adding im=filters:brightness(Value) at the end of the URL.
Normal Image:
https://push-3272.5centscdn.com/KB_IMG/Lights_5centsCDN.jpg
Transformed Image:
https://push-3272.5centscdn.com/KB_IMG/Lights_5centsCDN.jpg?im=filters:brightness(40)
){kind=link}