DAHUA SD4D425MB-HNR 4MP 25x Smart Dual Light WizSense Network PTZ CameraHigh Quality Imaging with 4MP Resolution 25 Optical Zoom Provide Close Up Views Over Expansive Areas Smart Dual Light: Expansive Night View with up to 100m IR Distance and 100m White Light Supports Automatically Detect Again Along the Preset Route After the IVS Event Ends Auto Tracking 3. 0Effective Target Monitoring with Detailed Intruder Trajectories AcuPick Enables Fast and Precise Human&Vehicle Search IP67 for Protection Against Harsh Environments