Water meter reading photography

Everyone is trying wireless now, which is convenient for users or gas companies, but there is no large-scale promotion at present. In the development stage of gas meter, wireless remote gas meter is a new thing after all, and ic card gas meter is the most common one at present. But I suggest you try the radio. After all, it is much more convenient. Even if there is a problem, the gas meter company will not give it, and the products of big companies can be used.