Dahua Lite DHI-XVR4104/08/16HS-S2 Instruction Manual page 7

Attention:
Please make sure the installation surface is thick enough to sustain at least 3X weight
of the camera.
Note:

If you want to install in the wood surface, expansion bolts are not necessary.

The screw depth shall reserve 8mm-10mm to secure the bracket.
Please refer to Figure 1-1 for installation of Model A.
Please refer to Figure 1-2 for installation of Model B.
Quick Installation Guide
Figure 1-1
Figure 1-2
1