I ordered it for my husband, because you need to constantly control the pressure. , So the choice fell on the electronic one, and even at that price. Much cheaper than in our pharmacies) Placing an order is as easy as shelling pears, delivery is fast. The device itself pleased with its compactness, it measures pressure in the same way as a conventional one. The main thing is that my husband likes it and I'm calm, which can measure the pressure at work