The use of waterproof watches must be used according to the instructions, and professional waterproof watches are high-end watches, the purchase price will definitely not be cheap, expensive watches should be maintained, and there is one thing to pay attention to, whether it is a life waterproof watch or professional Regardless of the diving watch, it cannot be used in hot water above 40 degrees. First of all, all waterproof watches are designed in cold water. The water temperature is too high, and the penetration of water molecules is stronger. According to the principle of thermal expansion and contraction. First, the waterproof ring of the waterproof watch will cause the gap to increase under the stimulation of cold and heat.

Some people think that professional diving watches are cool, but don’t just look at the advertisements when buying them. You should buy waterproof watches according to whether you have this need, and after you buy a waterproof watch, you should read the instructions carefully, or ask when you buy it. Ask the sister at the counter if this waterproof watch can be put into the water. At the same time, you should also pay attention to one problem, that is, do not wear a waterproof watch in environments such as bathing, sea bathing, hot springs, exposure to high-temperature steam, and sudden and large temperature changes.