How do I know how much the smartphone is protected against dust and water splashes

When choosing a smartphone you should always look at their protection class. Then you will know whether your gadget survive in adverse conditions, or still need to be taken care of additional protection.

Sports and an active lifestyle are now in the trend. Manufacturers also want to take this fashion and produce special devices for athletes and tourists.

In advertising, you can often see pictures of gadgets that are falling from a height, lying in the dust, or get wet in the pouring rain. However, when choosing you must not look at these beautiful promotional materials, and the protection class on the box or the device.

Each device purported protected, must be tested according to the classification system of degrees of enclosure protection Electrical wiring and other devices against penetration of solid objects, dust and water in accordance with the international standard IEC 60529 (DIN 40050, GOST 14254). As a result, it will be assigned one of the classes of protection, and the corresponding markings appear in the documentation. It consists of two letters (IP - Ingress Protection) and two digits, the first of which is the protection against ingress of solid objects, the second - against water penetration.

For example, a common household electric outlet He has a degree of protection IP22. It is only protected against the ingress of fingers and vertically dripping water. While tourism and special gadgets must have the protection class IP68, which means that the availability of protection from dust and the possibility of operating under water.

It is at these numbers and you need to pay attention to when buying a device. Here are two tables that decode value of the first and second numbers in the marking.

The first figure - protection against ingress of foreign bodies

The second digit - protection against water penetration

Now that you're familiar with the standards, you will always be able to determine which smartphone have a real protection against dust and water, and which are simply boast of staged photography in advertising prospectuses. Do not forget to pay attention to this code when purchasing a new gadget!