The Reolink E Series E540 is a powerful 5 MP surveillance camera, which in addition to the tested PTZ-function also possesses persons and vehicle recognition, in-built floodlight and siren, WAS considerably enhances the protection.The E Series E540 delivers color recordings with 5 MP thanks to the headlight too at night (up to 12 m). For objects further away, you have the option (3-fold optical Zoom) to zoom them via the Reolink APP / Client for more details.Thanks to the PTZ function with a 355° pan and 50° tilt angle, the E Series E540 also enables the monitoring of large areas. The camera can rotate, tilt and zoom, so that every angle can be captured. The surveillance camera can also detect people or vehicles in their field of view and track these automatically.Note: The function allows the person/vehicle to be tracked only in the horizontal direction.The built-in headlight and siren are activated by motion detection or manually controlled by the Reolink app to warn unwanted guests