All tires desire a certain amount of pressure to work properly. This is usually recommended by the car producer. Under normal conditions, it is possible to maintain a regular air pressure inside the tire, as long as there are no defects in the tire and the outside weather conditions do not change.
A tire pressure gauge is a device that can measure the air pressure inside a wheel. Damaged, old, or worn out tires tend to lose their air pressure pretty quickly. Therefore, investing in a tire pressure measure is a great way to be sure that you always have the optimum air pressure in your wheels.
Setting the correct tire pressure is almost a science. While the suggested factory settings will work out great for normal day-to-day driving, in more competitive conditions, improper tire pressure can have broad ramifications. In many competitive motorsports, for example, a whole lot of best reviews attention has to the air pressure in the tires at any point during a race as the air pressure can have a significant impact on the vehicle's performance and fuel efficiency.
The digital tire pressure gauge contains a digital monitor (i. e., LCD screen), at one end, and a valve that matches the tire valve at another end. When it is put on the wheel valve, the air inside the tire exerts a force on the device. This force is changed into a numerical value and displayed on the screen.
Digital tire air pressure gauges tend to be very accurate. The error range in some models is really as low as +-0. 05 psi over a range of 5-150 psi. Although these can be reasonably expensive, investing in one can save you a great deal of money over the long run as your car's performance and fuel efficiency, not to mention wheel life span, will improve significantly if you maintain the optimum tire pressure as recommended by your car manufacturer.
Digital tire pressure gauges tend to come in a wide variety of shapes and dimensions. Because of their digital nature, they can be molded into any shape. For all those out shopping for one, ensure that you get something that is ergonomically designed and is simple to deal with and use. When you have poor eye-sight, get something that has a huge LCD screen with plainly noticeable readings. Additionally it is wise to go for a model with a backlight, as you might have to use the device in the darkish or in bad weather conditions.