Hikvision DS-1663ZJ Ceiling Mount Bracket 

Suitable for Hikvision PTZ Dome Cameras model No;

DS-2DE/AE4xxx
DS-2DE/AE5xxx
DS-2DE/AE7xxx
DS-2DF8xxx
DS-2DF6xxx
DS-2DF/AF7xxx
DS-2DF/AF5xxx

Features:

Aluminum alloy material with surface spray treatment
General design for indoor/outdoor 
Design of cable entrance hole 
Complementary rubber blanket pad for waterproofness
Dimension 116.50 x 57mm 

Notice: 
The bracket should be installed on the flat surface of a wall 
The wall must be capable of supporting more than 3 times the total capacity of the camera and the bracket.

Hikvision DS-1663ZJ Ceiling Mount Bracket - User Manual