Metal detectors, if not always, are oftentimes associated only in finding treasures. Think again. A handheld metal detector is a versatile gadget most popular for it security purposes. Handheld metal detectors vary from its type and quality, and there are certainly factors that can help you determine which one is best for your personal needs.There are many different uses for a metal detector. Knowing what the handheld detector will be used for will help in choosing the best detector. A detector used for security purposes should be light weight since it will be used often. If looking for treasure, a portable detector should be used since traveling around is key to finding treasure. Some metal detectors are used to find metal in walls. These are commonly used by construction companies. Look for a detector that lies flush to the wall. It can slide up and down the wall to detect metal studs.Another consideration to put into mind before purchasing a handheld metal detector is its sensitivity. A metal detector used for security should be the kind with high sensitivity frequency since it can find weapons easier. What revolves around this sensitivity is the ability to reduce interference, and this is another aspect to consider for handheld metal detector. Reduction of interference will allow the detector to sense the shape of the weapons. On the contrary, a less sensitive detector is good for finding big amounts of metal.When choosing a handheld detector,you should consider the signal strength. Some detector's signal will beep softer or louder depending on how close it is to the metal. This is good for locating the exact location of items such as weapons or treasure. Other metal detectors will have an adjustable volume for the signal. This is good for those who are hard of hearing or those who would like a quieter signal.A handheld metal detector varies on a lot features and aspects. The last thing to consider is if it will be used near water or underwater. We go back to square one and ask the very first question to ourselves: What will it be used for? There are water proof metal detectors fit for those who plan to search treasure near water, and detectors that can actually be submerged underwater for a short period of time. Consider these things for a perfect pick for your need.One type of handheld metal detector will work for one person but will not work for everyone. After you consider all the facts, choosing the right metal detector will be a simple and swift process. Having the right detector will make security checking or treasure hunting and other jobs much easier.