A new house is a huge investment and thus security is very crucial to keep it safe. There are many home security systems that are reliable but these can be very expensive option. Guard dogs are the best and cheap way to improve your home security. These dogs can be anything from Black Lab to Doberman Retriever to a German Shepherd. You need to learn the ways to control these dogs.

Guard dogs are used for protecting your family and your property. These dogs are also trained to find burglars and criminals while some dog helps people with disabilities.

You can also train your guard dogs to perform many other functions. It is also used for different rescue purposes as they are trained to rescue people who face different types of difficult circumstances which include accident. These dogs can also be trained to detect different types of threats and chemicals by sniffing of dangerous substances.

Finger print scanner is an automated way of verifying the match between finger prints of two humans. Finger prints are used to recognize an individual and it verify the identity of that individual person. It is used as an USB embedded scanners and stand-alone devices. It play a huge role in the identification of the employees and securities. A certificate of the device by the FBI tells about the quality of the product.

Before purchasing finger print scanner one should surely look for the fact that the device is fast and at the same time it is reliable and accurate. One should also see that the images which are been taken by the sensor is high in resolution and is of high quality. The finger print scanner should be able to work in different environmental conditions like humidity and temperature changes. One should purchase a finger print scanner which is light in weight, compact and portable so it can be carried easily.