If you are securing a premises you will want it kept secure primarily at night time. Most criminals carry out theft and vandalism under the cover of the night. To do this there are many night applicable security tools available.
Night vision cameras are a great choice. With the night vision feature these cameras a adapted to see 24/7. There are many variations in the quality of the night vision, with visibility ranges increasing along side the cost and quality of the camera.
Another effective security measure is the use of motion activated floodlights. Floodlights that activate when intruders enter a premises are great for scaring off both trespassers and unwanted wildlife in the dead of night.
Employing a security guard for night duty is a good choice. A human being has the best sensory equipment money can buy. A security guard will also be able to immediately alert the police of any criminal activity. Potentially saving you from theft or criminal damage.