and most importantly, such devices allow you to save on electricity, muscovites evgeny matveev , forght by 200 rubles. in the month that we once bought in the fifteenth year, it consumed 500 watts of electricity this year. we bought a consumption of about 50 w then, there is led or sharp or electricity we are somewhere, well , uh, with 1.000 rubles. our bills fell to 800 rubles. in a month of directly significant savings, our citizens really buy such devices not only because their use is comfortable, but also because their operation is much cheaper than conventional stationary devices, if we talk about savings in the world, then, for example, a motion sensor that is installed in room. and can turn on the light only when there there are people due to this , savings of 20-25% are achieved, if we talk about savings on the light bulbs themselves, then smart light bulbs. these are all led bulbs. they consume on average, but about 9 w, while the average light bulb is 60. w. thus , we get six times the savings only on electricity, for example, in moscow with an energy tariff of just over 5